Philip Fox (March 7, 1878-July 21, 1944) was an American astronomer and an officer in the U.S. Army. He was the first director of the Adler Planetarium in Chicago, the first planetarium in the western hemisphere.

Philip Fox is an English film and television actor, known particularly for comic and semi-comic roles. His appearances include Genie in the House, Maurice, and Foyle's War. He is notable as the first actor to personify the Blackadder character of Baldrick, in the Blackadder pilot.

He has also appeared in many children's programmes and has a long association with producer Clive Doig, who cast him in the children's shows Eureka, The Album, Eat Your Words and See It Saw It.