Jenn Colella (b. September 22, 1974) is a theater actress and singer, orginally from Summerville, South Carolina.

Colella made her Broadway debut in 2003 in Urban Cowboy as Sissy. She went on to star in High Fidelity and Chaplin. She is best known for her role as Anne in the Idina Menzel-led new musical If/Then.

Colella originated the role of Capt. Beverley Bass in the Tony-nominated musical, Come From Away, earning her first Tony nomination for Best Featured Actress in a Musical.