Peter Morgan (born 10 April 1963) is an Academy Award nominated English screenwriter and playwright, best known for writing the plays and films The Deal, The Queen, Frost/Nixon and The Last King of Scotland.

Peter Morgan was born in London, the son of refugees; his father Arthur Morgenthau was a German Jew who fled the Nazis, and his mother Inga a Catholic Pole who fled the Soviets. His father died when Morgan was aged 9. He attended boarding school at Downside School, Somerset. He gained a degree in Fine Art from the University of Leeds.

He lived in Battersea, south London, with his Austrian wife Lila Schwarzenberg and their daughters and three sons. Peter Morgan and his family relocated to Vienna in the winter of 2006.