William Patrick Gowers (born 5 May 1936 in London) is an English composer mainly known for his film scores.

He taught composition part-time at Cambridge while completing his doctorate. He served as assistant conductor of Bill Russo’s London Jazz Orchestra. In the mid-60s he was music director of the Royal Shakespeare Company’s Marat/Sade productions in the West End and in New York. Then he began scoring feature and documentary films. In the 1970s, he directed the electronic music studio at Dartington and played keyboards for the New Swingle Singers.