List of Famous people who born in 1921

Ryu Mi-yong was the chairwoman of the North Korean Chondoist Chongu Party. She was a standing committee member of the 10th Supreme People's Assembly. She was known as a defector from South Korea to the North. She and her husband Choe Deok-sin defected to the North in 1986. In 2000, she led a delegation of defectors to the South on an officially sanctioned reunion with family they left behind. Ryu died of lung cancer in November 2016. Ryu's son, Choe In-guk, reportedly defected to North Korea in July 2019.

Margaret Birch was a Canadian politician in Ontario. She was a Progressive Conservative member of the Legislative Assembly of Ontario from 1971 to 1985 who represented the east Toronto riding of Scarborough East. She served as a cabinet minister in the government of William Davis. She was the first female cabinet minister in Ontario.

Tancred Ibsen Jr. was a Norwegian diplomat.