2021 in television may refer to
- 2021 in American television for television related events in the United States.
- List of 2021 American television debuts for television debut related events in the United States.
- 2021 in Australian television for television related events in Australia.
- 2021 in British television for television related events in Great Britain.
- 2021 in Scottish television for television related events in Scotland.
- 2021 in Canadian television for television related events in Canada.
- 2021 in Indian television for television related events in India.
- 2021 in Telugu-language television for television related events in Telugu.
- 2021 in Irish television for television related events in Ireland.
- 2021 in Italian television for television related events in Italy.
- 2021 in Japanese television for television related events in Japan.
- 2021 in Mexican television for television related events in Mexico.
- 2021 in Philippine television for television related events in the Philippines.
- 2021 in South Korean television for television related events in South Korea.
- 2021 in Spanish television for television related events in Spain.