This page contains selected anniversaries related to Puerto Rico. Feel free to add any anniversary related to Puerto Rico. However, please remember to place anniversaries by order of month and day (earliest to latest). If more than one anniversary date exists, then place those entries of the same day by order of year.
Pending tasks:
- Add birth dates and dates of deaths of notable Puerto Ricans.
- Add founding dates of all Municipalities.
January
- January 1, 1775 - The Municipality of Caguas was founded.
- January 2, 1949 - Luis Muñoz Marín becomes the first democratically elected Governor of Puerto Rico
- January 2, 1965 - Roberto Sánchez Vilella becomes Governor of Puerto Rico
- January 2, 1969 - Luis A. Ferré becomes the first pro-statehood Governor of Puerto Rico
- January 2, 1973 - Rafael Hernández Colón begins the first of three non-consecutive terms as Governor of Puerto Rico
- January 2, 1977 - Carlos Romero Barceló becomes Governor of Puerto Rico
- January 2, 1977 - Carlos S. Quirós begins a days-long term as Mayor of San Juan
- January 2, 1993 - Pedro Rosselló becomes Governor of Puerto Rico
- January 2, 2001 - Sila Calderón becomes the first female Governor of Puerto Rico
- January 2, 2005 - Aníbal Acevedo Vilá becomes Governor of Puerto Rico
- January 2, 2009 - Luis Fortuño becomes Governor of Puerto Rico
- January 2, 2006 - Death of Raúl Dávila, actor, All My Children (b. 1931)
- January 9, 1963 - Death of Ernesto Ramos Antonini, co-founder of the Partido Popular Democrático de Puerto Rico (Popular Democratic Party of Puerto Rico) (b. 1898)
- January 10, 1967 - Birth of Trini Alvarado, actress
- January 10, 1973 - Birth of Félix 'Tito' Trinidad, middleweight boxing champion
- January 11, 1839 - Birth of Eugenio María de Hostos, educator and independence advocate (d. 1903)
- January 12, 1956 - Birth of Roberto Vigoreaux, television producer, actor, and politician
- January 12, 1987 - Birth of Naya Rivera, actress (most notably GLEE)
- January 15, 2009 - Death of Tommy Muñiz, comedian, dramatic actor, network owner and producer
- January 17, 1983 - Death of Luis Vigoreaux, radio and television show host, announcer, comedian and producer (b. 1929)
- January 19, 1957 - Birth of Kenneth McClintock, Secretary of State and former President of the Senate of Puerto Rico, London, England
- January 19, 1958 - Birth of José Aponte, former Speaker of the House of Representatives of Puerto Rico, San Lorenzo, Puerto Rico
- January 19, 1974 - Death of Antonio Fernós-Isern, the first Puerto Rican cardiologist and the longest serving Resident Commissioner (b. 1895)
- January 19, 1985 - Death of Juan Antonio Corretjer, poet, journalist and independence political activist (b. 1908)
- January 21, 1895 - Birth of Concha Meléndez, educator, poet, and writer (d. 1983)
- January 22, 2002 - Death of Manuel Méndez Ballester, journalist, radio and television broadcaster, and teacher (b. 1909)
- January 24, 1880 - Death of José Gautier Benítez, considered Puerto Rico's best poet of the Romantic Era (b. 1848)
- January 27, 1975 - Birth of Iván Calderón, professional boxer
- January 28, 2004 - Death of José Miguel Agrelot, Puerto Rican comedian, radio and television host and media icon known for his Don Cholito character (b. 1927)
- January 29, 1736 - The Municipality of Guayama was founded.
February
- February 3, 1977 - Birth of Daddy Yankee (Ramón "Raymond" Ayala), international reggaeton star
- February 4, 1862 - Bacardi, the spirits and rum company, was founded
- February 4, 1922 - Birth of Tommy Muñiz, comedian, dramatic actor, network owner and producer
- February 5, 1953 - Birth of Giannina Braschi, poet, novelist, essayist.
- February 5, 1968 - Birth of Roberto Alomar, former Mayor League Baseball second baseman
- February 6, 1939 - Birth of Orlando Parga, politician and Puerto Rico Senator
- February 13, 1962 - Birth of Aníbal Acevedo Vilá, 8th democratically-elected Governor of Puerto Rico
- February 17, 1904 - Birth of Luis A. Ferré, 3rd democratically-elected Governor of Puerto Rico (d. 2003)
- February 18, 1898 - Birth of Luis Muñoz Marín, 1st democratically-elected Governor of Puerto Rico (d. 1980)
- February 18, 2007 - Death of Juan "Pachín" Vicéns, basketball player (d. 1934)
- February 19, 1913 - Birth of Roberto Sánchez Vilella, 2nd democratically-elected Governor of Puerto Rico (d. 1997)
- February 21, 1994 - Death of Oscar Collazo, one of two Puerto Ricans who attempted to assassinate U.S. President Harry S. Truman (b. 1914)
- February 22, 1964 - Birth of Gigi Fernández, professional tennis player
- February 23, 1959 - Death of Luis Palés Matos, poet credited with creating the genre known as Afro-Antillano (b. 1898)
- February 24, 1974 - Birth of Mike Lowell, Mayor League Baseball third baseman
- February 25, 1964 - Birth of Enrique Figueroa, Olympic sailor
- February 27, 1833 - The Municipality of Guayanilla is founded.
- February 29, 1756 - The Municipality of Yauco is founded.
- February 21, 1979 - Birth of Carly Colón, professional wrestler
March
- March 1, 1954 - Four Puerto Rican nationalists attack the U.S. Capitol in protest of Puerto Rico's new Commonwealth status. 5 U.S. Representatives are injured.
- March 1, 1958 - Westernbank was founded.
- March 2, 1917 - The Jones Act is signed into law, granting U.S. citizenship to all Puerto Ricans and revised the system of government.
- March 2, 1940 - Birth of Tony Croatto, Italian-Puerto Rican singer and composer (d. 2005)
- March 3, 1908 - Birth of Juan Antonio Corretjer, poet, [journalist and independence political activist (d. 1985)
- March 7, 1894 - Birth of Ana María O'Neill, women's rights activist (d. 1981)
- March 9, 1940 - Birth of Raúl Juliá, Golden Globe Award-winning screen and stage actor (d. 1994)
- March 10, 1898 - Puerto Rican leaders of the Cuban Revolutionary Party corresponded with the United States hoping they would include Puerto Rico in the intervention planned for Cuba.
- March 12, 1903 - The University of Puerto Rico is established.
- March 12, 1958 - Death of Luis R. Esteves, the first Puerto Rican to graduate from West Point (b. 1893)
- March 13, 1824 - The Municipality of Aibonito is founded.
- March 14, 1901 - Federico Degetau takes office in Washington, D.C. as the first Resident Commissioner from Puerto Rico.
- March 17, 1995 - Death of Rick Aviles, comedian and actor (b. 1952)
- March 19, 1962 - Birth of Iván Calderón, Puerto Rican Major League Baseball player (d. 2003)
- March 21, 1937 - The Ponce massacre occurred.
- March 22, 1873 - The Spanish National Assembly officially abolished, with a few special clauses, slavery in Puerto Rico.
- March 22, 1979 - Death of René Marqués, renowned short story writer and playwright (b. 1919)
- March 26, 1965 - Birth of Raymond Arrieta, comedian
- March 28, 1969 - Birth of Gisselle (Giselle Ortíz Cáceres), merengue singer
- March 29, 1977 - Birth of Kristina Brandi, professional tennis player
- March 30, 1933 - Birth of Braulio Castillo , telenovela actor
April
- April 2, 1900 - The Foraker Act is signed into law, establishing a civilian yet democratically-limited government.
- April 3, 2005 - Death of Tony Croatto, Italian-Puerto Rican singer and composer (b. 1940 or 1939)
- April 5, 1944 - Birth of Pedro Rosselló, sixth Governor of Puerto Rico
- April 6, 1897 - Birth of Jesús T. Piñero, first native Governor of Puerto Rico (d. 1952)
- April 7, 1838 - The Municipality of Ceiba is founded.
- April 7, 2004 - Death of Victor Argo, actor (b. 1934)
- April 8, 1827 - Birth of Ramón Emeterio Betances, main leader of the Grito de Lares and father of the Puerto Rican independence movement. (d. 1898)
- April 10, 1874 - The Municipality of Maricao is founded.
- April 12, 1848 - Birth of José Gautier Benítez, famous poet (d. 1880)
- April 12, 1929 - Birth of Luis Vigoreaux, radio and television show host, announcer, comedian and producer (d. 1983)
- April 12, 1935 - Birth of Baltasar Corrada del Río, former Resident Commissioner of Puerto Rico
- April 12, 1944 - Birth of Federico Hernández Denton, Chief Justice of the Supreme Court of Puerto Rico
- April 12, 1958 - The first Puerto Rican Day Parade is held in New York City
- April 12, 1968 - Plaza Las Américas opened to the public
- April 12, 1975 - Death of Tomás Blanco, writer and historian (b. 1897)
- April 13, 1967 - Birth of Olga Tañón, two-time Grammy Award and three-time Latin Grammy-winning Merengue & Latin Pop artist
- April 15, 1868 - Birth of Antonio R. Barceló, politician and father of Governor Carlos Romero Barceló (d. 1938)
- April 16, 1866 - Birth of José de Diego, statesman, journalist, poet and advocate for Puerto Rico's independence from Spain (d. 1918)
- April 17, 1921 - Birth of Graciela Rivera, singer
- April 18, 1873 - Birth of Ana Roque, one of the founders of the University of Puerto Rico (d. 1933)
- April 21, 1927 - Birth of José Miguel Agrelot, Puerto Rican comedian, radio and television host and media icon known for his Don Cholito character (d. 2004)
- April 24, 1898 - Birth of Ernesto Ramos Antonini, co-founder of the Partido Popular Democrático de Puerto Rico (Popular Democratic Party of Puerto Rico) (d. 1963)
- April 24, 1977 - Birth of Carlos Beltrán, Mayor League Baseball outfielder
- April 26, 1827 - The Municipality of Lares is founded.
- April 26, 1933 - Birth of Filiberto Ojeda Ríos (d. 2005)
- April 28, 1950 - Birth of Willie Colón, salsa musician
May
- May 1, 1900 - Charles Herbert Allen becomes the first civil governor of Puerto Rico (appointed) since the end of the Spanish–American War.
- May 5, 2007 - Death of José Aponte de la Torre, long-time mayor of Carolina (b. 1941)
- May 6, 1975 - Birth of Germán Figueroa, professional wrestler
- May 8, 1926 - Birth of Felipe Rodriguez, singer of boleros (d. 1999)
- May 9, 2004 - Twenty-two passengers, two stoweaways and crew are injured when an American Eagle ATR 42, flight 1450, crash-lands in San Juan, Puerto Rico.
- May 10, 1885 - Birth of Antonio Fernós-Isern, the first Puerto Rican cardiologist and its longest serving resident commissioner (d. 1974)
- May 10, 1898 - In one of the first conflicts of the Spanish–American War, Spanish forces at Fort San Cristóbal exchange fire with the USS Yale.
- May 12, 1898 - 12 American ships bombard parts of San Juan.
- May 12, 1980 - Birth of Felipe López, Mayor League Baseball shortstop
- May 12, 1981 - Birth of Manuel Narvaez, professional basketball player
- May 13, 1829 - Birth of Segundo Ruiz Belvis, dedicated abolitionist who also fought for Puerto Rico's right to independence (d. 1867)
- May 14, 1876 - Birth of Luis Lloréns Torres, poet, journalist, playwright, and politician (d. 1944)
- May 17, 1917 - Death of Francisco Oller, artist (b. 1833)
- May 21, 1962 - El Gran Combo debuts on Puerto Rican radio.
- May 22, 1772 - The Municipality of Bayamón is founded.
- May 22, 1772 - The Municipality of Orocovis is founded.
- May 22, 1772 - The Municipality of Quebradillas is founded.
- May 23, 1919 - Birth of Ruth Fernández, singer
- May 23, 1985 - Birth of Peter John Ramos, professional basketball player
- May 24, 1962 - Birth of Héctor Camacho, former professional boxing champion
- May 25, 1838 - The Municipality of Aguas Buenas is founded.
- May 25, 1975 - Birth of Gilbert Cosme, professional wrestler
- May 26, 1999 - Death of Felipe Rodriguez, singer of boleros (b. 1926)
- May 29, 1984 - Birth of Carmelo Anthony, professional basketball player
- May 30, 1981 - Death of Ana María O'Neill, advocate of women's rights (b. 1894)
- May 30, 2001 - Death of Jaime Benítez, author, academic, politician (b. 1908)
June
- June 4, 1870 - Moret Law was passed which granted freedom to slaves born after September 17, 1868
- June 4, 1918 - Birth of Noel Estrada, composer of En Mi Viejo San Juan (d. 1979)
- June 9, 1976 - Birth of Sharif Fajardo, member of the Puerto Rico national basketball team
- June 11, 1948 - Governor Jesús T. Piñero signed a law which made the public advocation of independence unlawful.
- June 12, 1826 - The Municipality of Comerío was founded.
- June 13, 1899 - Birth of Antonio S. Pedreira, author and educator (d. 1939)
- June 13, 1983 - Death of Alicia Moreda, television soap opera actress (b. 1912)
- June 15, 1598 - The Royal Navy, led by George Clifford, 3rd Earl of Cumberland, landed troops from 21 ships to the east in Santurce with aims to overtake the city.
- June 16, 1944 - Death of Luis Lloréns Torres, poet, journalist, playwright, and politician (b. 1876)
- June 16, 2005 - Death of Enrique Laguerre, writer and poet (b. 1905)
- June 17, 1833 - Birth of Francisco Oller, artist (d. 1917)
- June 18, 1984 - Birth of Wilfredo Vázquez, Jr., professional boxer
- June 21, 1939 - Birth of Rubén Berríos, president of the Puerto Rican Independence Party
- June 22, 1772 - The Municipality of Moca is founded.
- June 24, 1820 - The Municipality of Ciales was founded.
- June 25, 1972 - Birth of Carlos Delgado, Major League Baseball first baseman
- June 25, 1835 - Queen María Cristina abolished slave trade to Spanish colonies, which included Puerto Rico.
- June 26, 1983 - Death of Concha Meléndez, educator, poet and writer (b. 1895)
- June 26, 1984 - Birth of José Juan Barea, professional basketball player
- June 28, 1968 - Birth of Chayanne (Elmer Figueroa Arce), Latin pop singer
- June 29, 1993 - Death of Héctor Lavoe, as a result of conplications of AIDS (b. 1946)
- June 30, 1823 - The Municipality of Hatillo was founded.
- June 30, 1960 - Birth of Lunna, pop and jazz singer
- June 30, 1979 - Birth of Rick Gonzalez, actor
- June 30, 1983 - Birth of Juan Manuel López professional boxer
July
- July 1, 1881 - The Municipality of Barceloneta was founded.
- July 1, 1898 - The "Porto Rico Regiment of Infantry, United States Army", later renamed the 65th Infantry Regiment, was created.
- July 1, 1982 - The Nutrition Assistance for Puerto Rico program commenced operations.
- July 1, 1927 - The Municipality of Cataño was founded.
- July 1, 1951 - Birth of Luisito Vigoreaux, actor and producer
- July 4, 1950 - President Harry S. Truman signed Public Act 600, which allowed Puerto Ricans to draft their own constitution establishing the Commonwealth of Puerto Rico.
- July 6, 1987 - Birth of Ricky Sánchez, professional basketball player
- July 9, 1965 - Birth of Anthony Romero, civil rights leader and executive director of the American Civil Liberties Union
- July 15, 1579 - The Municipality of Coamo was founded.
- July 15, 1821 - The Municipality of Nagüabo was founded.
- July 15, 1905 - Birth of Enrique Laguerre, writer and poet (d. 2005)
- July 16, 1918 - Death of José de Diego, statesman, journalist, poet and advocate for Puerto Rico's independence from Spain (b. 1866)
- July 17, 1859 - Birth of Luis Muñoz Rivera, statesman and Resident Commissioner
- July 19, 1760 - The Municipality of Mayagüez was founded.
- July 23, 1967 - The first plebiscite on the political status of Puerto Rico was held, with most supporting the current Commonwealth status.
- July 25, 1840 - The Municipality of Río Grande was founded.
- July 25, 1898 - General Nelson A. Miles lands unopposed in Guánica with the first contingent of American troops during the Spanish–American War.
- July 25, 1952 - The Constitution of Puerto Rico went into effect, and the islands were renamed as the Estado Libre Asociado de Puerto Rico (Commonwealth of Puerto Rico).
- July 25, 1978 - The Cerro Maravilla murders occurred.
- July 26, 1898 - Shortly after the arrival of American troops, the Battle of Yauco occurred.
- July 27, 1857 - Birth of Dr. José Celso Barbosa, founder of Puerto Rico's statehood movement (d. 1921)
- July 30, 1979 - Birth of Carlos Arroyo, professional basketball player
- July 31, 1936 - Pedro Albizu Campos, Juan Antonio Corretjer, Clemente Soto Vélez and other Nationalists were sentenced to federal prison for instigating protests.
August
- August 2, 1797 - The Municipality of Juncos was founded.
- August 4, 1909 - Birth of Manuel Méndez Ballester, journalist, radio and television broadcaster, and teacher (d. 2002)
- August 5, 1898 - American troops arrive and capture the town of Guayama, an event known as the Battle of Guayama.
- August 8, 1508 - The first settlement on the island, Caparra, is established by Juan Ponce de León.
- August 8, 1511 - Pope Julius II established the first Roman Catholic diocese in Puerto Rico, one of the first three in the entire New World.
- August 9, 1898 - The town of Coamo is besieged and subsequently seized by American troops in the Battle of Coamo.
- August 9, 1898 - American troops face small remnants of Spain's 6th Provisional Battalion at the Guamani River, an event known as the Battle of Guamani.
- August 10, 1815 - The Royal Decree of Grace was issued, allowing foreigners to enter Puerto Rico and opening the port to trade with nations other than Spain.
- August 10, 1898 - American troops face Spanish soldiers in Hormigueros in the Battle of Silva Heights.
- August 10, 1966 - Birth of Juan Rivera, professional wrestler
- August 11, 1815 - The Municipality of Adjuntas was founded.
- August 11, 1903 - Death of Eugenio María de Hostos, educator and independence advocate (b. 1839)
- August 12, 1898 - The Battle of Aibonito Pass, the last battle of the Puerto Rican Campaign of the Spanish–American War, occurred.
- August 17, 1773 - The Municipality of Cayey was founded.
- August 18, 1934 - Birth of Roberto Clemente, Major League Baseball player and first Hispanic American to be selected to the Hall of Fame (d. 1972)
- August 25, 1928 - Birth of Miguel Ángel Álvarez, also known as "El Men", comedian and actor.
- August 27, 1974 - Birth of José Vidro, Mayor League Baseball designated hitter
- August 28, 1957 - Birth of Luis Guzmán, actor
September
- September 4, 1972 – Birth of Carlos Ponce, actor and singer
- September 6, 1964 – Birth of Rosie Perez, Academy Award-nominated actress and filmmaker
- September 7, 1934 – Birth of Juan "Pachín" Vicéns, basketball player (d. 2007)
- September 8, 1971 – Birth of Vico C (Armando Lozada Cruz), rapper and considered one of the founders of Latin hip hop
- September 9, 1898 – U.S. and Spanish Commissions met in San Juan to discuss the details of the withdrawal of Spanish troops and the cession of the island to the United States.
- September 9, 1939 – Birth of Bruce Gray, character actor
- September 12, 1983 – Los Macheteros assaulted the Wells Fargo depot located in West Hartford, Connecticut, stealing a total of seven million dollars, an event now known as Operation Aguila Blanca (White Eagle).
- September 13, 2004 – Death of Jose Juan Rodriguez Vargas Dorado, Puerto Rico
- September 15, 1931 – Birth of Raúl Dávila, actor, All My Children (d. 2006)
- September 15, 1933 – Birth of Henry Darrow, Emmy Award winning actor
- September 16, 1898 – Death of Ramón Emeterio Betances, main leader of the Grito de Lares and father of the Puerto Rican independence movement (b. 1827)
- September 17, 1922 – The Puerto Rican Nationalist Party was formed.
- September 17, 1937 – Birth of Orlando Cepeda, Mayor League Baseball Hall of Famer
- September 18, 1981 – Birth of Angelo Reyes, professional basketball player
- September 22, 1944 – The 65th Infantry landed in France and was committed to action on the Maritime Alps at Peira Cava.
- September 23, 1868 – The Grito de Lares occurred.
- September 23, 1911 – The College of Agriculture and Mechanic Arts was founded in Mayagüez.
- September 23, 2005 – Death of Filiberto Ojeda Ríos, after a stand-off with FBI agents (b. 1933)
- September 25, 1625 – The Dutch, under the leadership of Boudewijn Hendrick (Balduino Enrico), attacked San Juan, besieging Fort San Felipe del Morro and La Fortaleza.
- September 25, 1976 – Birth of Charlotte Ayanna, actress
- September 25, 1978 – Birth of Joel Piñeiro, Mayor League Baseball pitcher
- September 26, 1912 – The first school of advanced studies in Puerto Rico was established by Alonso Manso.
- September 27, 1932 – Hurricane San Ciprián struck the island, leaving 200-300 dead and more than 1,000 injured.
- September 30, 1946 – Birth of Héctor Lavoe, renowned salsa singer (d. 1993)
- September 30, 1972 – Roberto Clemente hits his 3,000th and final hit.
October
- October 3, 1776 - The Municipality of Vega Baja was founded.
- October 5, 1893 - Banco Popular was established.
- October 11, 1918 - A 7.3 (Richter scale) earthquake occurred off the west coast of Puerto Rico, accompanied by a 6.1 m (20 ft) tsunami.
- October 13, 1981 - Birth of Ángel Figueroa, professional basketball player
- October 14, 1952 - Birth of Rick Aviles, comedian and actor (d. 1995)
- October 15, 1938 - Birth of Antonio R. Barceló, first PR Senate President and grandfather of Governor Carlos Romero Barceló (d. 1868)
- October 18, 1733 - The Municipality of Añasco was founded.
- October 21, 2003 - Death of Luis A. Ferré, third Governor of Puerto Rico (b. 1904)
- October 22, 1928 - Fi Sigma Alfa fraternity is established at the University of Puerto Rico, Río Piedras Campus
- October 22, 1979 - Birth of Kermit Cintrón, professional boxer
- October 23, 1939 - Death of Antonio S. Pedreira, renowned author and educator (b. 1899)
- October 24, 1935 - The Río Piedras massacre occurred.
- October 24, 1994 - Death of Raúl Juliá, Golden Globe award winning screen and stage actor (b. 1940)
- October 25, 1852 - The Municipality of Santa Isabel was founded.
- October 27, 1880 - The Municipality of Culebra was founded.
- October 29, 1908 - Birth of Jaime Benítez, author, academic, politician (d. 2001)
- October 29, 1980 - Birth of Miguel Cotto, welterweight boxing champion
- October 30, 1950 - The Jayuya Uprising occurred.
- October 31, 1960 - Birth of Luis Fortuño, tenth Governor of Puerto Rico
November
- November 1, 1912 - Birth of Alicia Moreda, television soap opera actress (d. 1983)
- November 1, 1950 - Two Puerto Rican nationalists try to storm the Blair House in a failed attempt to assassinate U.S. President Harry S. Truman.
- November 1, 1963 - The Arecibo Observatory, the largest single-aperture telescope, officially opened for operations.
- November 1, 1927 - Birth of Victor Pellot, former Mayor League Baseball player
- November 2, 2004 - General elections were held in Puerto Rico, with no clear victor for the Governor seat. On December 28, Aníbal Acevedo Vilá was declared the winner following several recounts and court rulings.
- November 3, 1867 - Death of Segundo Ruiz Belvis, abolitionist and political activist (b. 1829)
- November 5, 1934 - Birth of Victor Argo, actor (d. 2004)
- November 6, 1958 - The Puerto Rico Symphony Orchestra performs in its first live concert in Mayagüez.
- November 7, 1944 - General elections were held in Puerto Rico. The Popular Democratic Party won by a landslide.
- November 7, 1944 - 16 passengers lost their lives and 50 were injured when a train derailed in Aguadilla, making it the worst disaster in Puerto Rico rail transport history.
- November 9, 1945 - The 65th Infantry arrive in Puerto Rico after their participation in World War II.
- November 16, 1952 - Death of Jesús T. Piñero, first native Governor of Puerto Rico (b. 1897)
- November 19, 1493 - Christopher Columbus discovers Puerto Rico, naming the island San Juan Bautista in honor of Saint John the Baptist. The day has since become a national holiday on the island.
- November 19, 1982 - Birth of Jonathan Sánchez, Mayor League Baseball pitcher
- November 20, 1878 - Birth of Félix Córdova Dávila, politician and Resident Commissioner of Puerto Rico (d. 1938)
- November 22, 1595 - Sir Francis Drake, with 27 vessels and 2,500 troops, sails into San Juan Bay in an attempt to loot the city. His attack would ultimately fail.
- November 25, 1897 - The Carta Autonómica (Autonomic Charter) was approved in Spain, which conceded political and administrative autonomy to the island.
- November 29, 2005 - Death of Victor Pellot, as a result of cancer
- November 30, 1971 - Birth of Iván Rodríguez, Mayor League Baseball catcher
December
- December 3, 1824 - The Municipality of Naranjito was founded.
- December 3, 1938 - Death of Félix Córdova Dávila, politician and Resident Commissioner of Puerto Rico (b. 1878)
- December 3, 1979 - Los Macheteros opened fire on a bus carrying U.S. sailors, killing CTO1 John R. Ball and RM3 Emil E. White as well as wounding nine.
- December 4, 1979 - Eurobank was founded.
- December 5, 1916 - U.S. Congress approves the Jones Act, establishing Puerto Rico as a U.S. territory and granting U.S. citizenship to all Puerto Ricans.
- December 5, 1941 - Birth of José Aponte de la Torre, mayor of Carolina (d. 2007)
- December 9, 1897 - Birth of Tomas Blanco, writer and historian (d. 1975)
- December 11, 1929 - Birth of Axel Anderson, actor
- December 11, 1931 - Birth of Rita Moreno, Academy Award-winning actress
- December 17, 1771 - The Municipality of Cabo Rojo was founded.
- December 21, 1982 - Birth of Eddie Colón, professional wrestling
- December 22, 1936 - Héctor Elizondo, Golden Globe-nominated and Emmy Award-winning actor
- December 24, 1971 - Birth of Ricky Martin, international pop star.
- December 25, 1855 - The Municipality of Arroyo was founded.
- December 25, 1982 - Birth of Rubén Gotay, Mayor League Baseball second baseman
- December 28, 1965 - The Ponce Museum of Art is inaugurated.
- December 31, 1972 - Death of Roberto Clemente, Major League Baseball player and first Hispanic American to be selected to the Hall of Fame (b. 1934)