Plummer, John (c. 1410–c. 1484)

English composer. His surviving works consist of four antiphons for two and four voices, a Mass, Omnipotens Pater, and a Mass fragment.

He was a clerk of the Chapel Royal by 1441 and in 1444 became the first official master of its children. In about 1458 he became verger at St George's Chapel, Windsor, while continuing as a member of the Chapel Royal; he held the Windsor post until 1484.