Kimberley Gail Marsh (formerly Ryder and Lomas; born 13 June 1976)[] - birth registration details is an English actress and former singer and songwriter, best known as a member of the cast of Coronation Street. Marsh rose to prominence in 2000 after winning Popstars with the band Hear'Say before leaving the group in 2002. She then started a solo career with her album Standing Tall, which spawned two top ten singles. In 2010 she participated in the first series of Popstar to Operastar.

In 2006 she joined the cast of the long-running ITV soap opera Coronation Street, in which she plays Michelle Connor.