Michael Sell (born August 23, 1972) is a former professional tennis player from the United States.

[1] He was the co-head coach of the women's tennis team at Louisiana State University with Julia Sell from 2015 to April 2022.

[2] At the 1989 Boys' Junior National Tennis Championship, Sell lost to Alexis Hombrecher in the 4th round.

[4] His best performance on the singles circuit came at the 1999 Japan Open Tennis Championships, where he defeated Mark Woodforde and Gouichi Motomura to make the round of 16.

[4] Sell served as the personal coach of Monica Seles, Donald Young, and John Isner.