Peter Eyre (born 11 March 1942) is an American-born English actor.

Eyre was born in New York City, New York, the son of Dorothy Pelline (née Acton) and Edward Joseph Eyre, a banker. He was sent to a public school in England at the age of twelve, and has been based in the country ever since. Although offered a place at the Royal Academy of Dramatic Art at the age of only 18, he studied acting in Paris. His distinguished career in the theatre includes work with the Old Vic (his professional debut), the Royal Shakespeare Company, the Royal National Theatre, and the The Old Vic Theatre Company under the direction of Kevin Spacey.