Shannan McCarthy Gaudette (born May 19, 1970) is a former professional tennis player from the United States.

McCarthy played collegiate tennis at the University of Georgia from 1989 to 1992, along with identical twin sister Shawn.

[1] A Georgia local, she earned a total of seven All-American selections and set a university record 150 career singles wins.

[2] She was granted a wildcard into the women's singles draw at the 1992 US Open and was beaten in the first round by Sabine Hack.

As a doubles player she was runner-up in three WTA Tour tournaments and was ranked a career high 60 in 1993.