Alec Mazo (born April 5, 1978) is a Belarusian American producer and former professional dancer. He became known for his participation in the American edition of the reality television series Dancing with the Stars, the first season of which he won with partner Kelly Monaco. He participated in five seasons of the television show and four DWTS tours.
Mazo was born in Gomel, Belarusian SSR into a Jewish family. He has been dancing since he was 5 years old. At age 12, he immigrated from the Soviet Union to San Antonio, Texas, and later to San Francisco, where his former engineer mother, Natasha, began a dance school. Mazo began studying dancing there at 16 in order to improve his socialization skills with girls, and to ease his back problems.
He studied computer science, and then cognitive science at the University of California, Berkeley, in the hopes of one day becoming a dance teacher. After DWTS, Mazo went to Stanford University to get his MBA. He currently runs a production company specializing in live stage entertainment and television reality formats.