Johann Carlo (born May 21, 1957) is an American actress. Carlo was born in Buffalo, New York. She made her Broadway debut in 1983, appearing as Louise in Plenty. In 1991, she returned to Broadway for La Bête. She was commissioned by the Whitney Museum to write, direct and perform in the musical It's Still Life, which went on to tour in India and Morocco. She has also written and acted in several performance pieces.

In 1986, she was cast as Dixie, the cabbie who introduced the King of Cartoons from Pee-wee's Playhouse. Dixie appeared only in the show's first season.