Celeste Mitzi Karin Matthews (born 1961) is a South African actress, playwright, and former City of Cape Town local government official elected to the City Council in 2021. She is best known for her roles as Gertie Cupido in kykNET & kie's Arendsvlei (a telenovela) and Auntie Hester in David Kramer and Taliep Petersen's award-winning 2002 revival of District Six: The Musical (1987). Vincent Colby of the District Six Museum cites the musical play as the material which steered a pivotal discussion held in 1994 at the 'old church hall' in former District Six to establish a dedicated museum.