Rebecca De Unamuno is an Australian actress and comedian.
She was part of the team that won the Improv World Cup at the Just For Laughs Festival in 2001 and was named Player of the Tournament.
She appeared in and wrote for the Hamish & Andy Show and Kath & Kim.
During 2003 to 2006, she guest appeared in Comedy Inc. and in 2007, the show's final season, she became a main cast member.
She is a regular guest on Richard Glover's weekly comedy wrap-up Thank God It's Friday on 702 ABC Sydney.