Lea Antonoplis (born January 20, 1959) is a former professional tennis player from the U.S. who won the Wimbledon Girls' Singles in 1977 and four WTA doubles titles.

In 1974, Lea played an exhibition match arranged by Dale Jensen in Claremont, Ca with Tracy Austin, Lawrence McCutcheon, and Elgin Baylor.

[4] In 1979, she won her first WTA doubles title in the Player's Canadian Open with Diane Evers, defeating Chris O'Neil and Mimmi Wikstedt 2–6, 6–1, 6–3.

In 1986, she won her fourth and last WTA doubles title with Barbara Gerken, beating Gigi Fernández and Susan Leo 6–1, 6–2 in the final.

[3] Antonoplis also acquired some notability at a 1976 satellite tournament in South Orange, New Jersey when she won a three-set semifinal match against Renée Richards.