Michael Edward Lonsdale Crouch (24 May 1931 – 21 September 2020), commonly known as Michael Lonsdale and sometimes as Michel Lonsdale, was a French-British actor and author who appeared in over 180 films and television shows. He is often known in the English-speaking world for his roles as the villain Hugo Drax in the 1979 James Bond film Moonraker, deputy police commissioner Claude Lebel in The Day of the Jackal (1973), The Abbot in The Name of the Rose (1986) and Dupont d'Ivry in The Remains of the Day (1993).

Lonsdale was born in Paris, the natural son of British Army officer Edward Lonsdale Crouch and Simone Calderon (née Béraud). He was brought up initially on the island of Jersey, then in London from 1935, and later, during the Second World War, in Casablanca, Morocco.