Michael John Attenborough (born 13 February 1950) is a successful English theatre director. His parents are the actors Richard Attenborough (Baron Attenborough) and Sheila Sim. He was educated at Westminster School and Sussex University.

He is currently the artistic director of the Almeida Theatre in London and the joint vice-chairman of RADA. He has also held appointments as the artistic director of the Hampstead Theatre and as the executive director of the Royal Shakespeare Theatre.

Attenborough has been married twice:

1. Actress Jane Seymour (1971-1973)
2. Actress Karen Lewis (two children)