Cynthia MacGregor (March 26, 1964 – February 13, 1996) was a professional tennis player from the United States.

From 1983 to 1986, she played collegiate tennis at San Diego State University, where she was a five time All-American.

[1] She competed on the professional tour mostly as a doubles player, reaching 50 in the world.

In doubles she often partnered with younger sister Cammy MacGregor and the pair made four WTA Tour finals together, including a title win in Taipei in 1987.

At the 1990 Australian Open, she teamed up with her sister to make the quarter-finalists of the women's doubles.