Southern League may refer to:
Professional baseball leagues in the United States
- Southern League (1964–present), active since 1964
- Southern Association, known as the "Southern League", active from 1901 to 1919
- Southern League (1885–1899), active from 1885 to 1899
Other
- Southern League (New Zealand), a semi-professional football league in New Zealand
- Southern Football League, a semi-professional football league in England currently known as the PitchingIn Southern League
- Southern League (ice hockey), a former top-flight ice hockey league in southern England from 1970 to 1978
- Southern League (1929–31), one of two British speedway leagues from 1929 to 1931
- Southern League (1952–53), a British speedway competition
See also
- Southern Football League (disambiguation)
- League of the South, a United States Southern nationalist organization, formerly known as the Southern League
- Southern League Ausonia, an Italian political party based in Campania
- Southern Leagues, the various tournaments for association football, cricket, field hockey, in the South Island of New Zealand
- Ligue du Sud, a Provençal regionalist and far-right French political party, founded by Jacques Bompard