Kenneth Rowntree (14 March 1915 – 21 February 1997) was a British artist.
A Quaker, he was a conscientious objector during the Second World War. He worked for the War Artists' Advisory Committee.
He was one of the Great Bardfield Artists. 1939 Rowntree married architect Diana Rowntree née Buckley.
In 2009 his studio was sold at auction in Newcastle. The Catalogue, which was written and researched by Steven Moore, included an introduction by Rowntree's friend and colleague John Milner.
Rowntree died 21 February 1997.