Background
Warren was born in Saint Ives, Cambridgeshire.
Warren was born in Saint Ives, Cambridgeshire.
Trinity Hall.
In 1932 he was granted a commission as a pilot officer but was also at Trinity Hall, Cambridge where he was a rower. In 1933 he was runner-up in the Diamond Challenge Sculls to Tom Askwith. He competed in the single scull representing Great Britain at the 1936 Summer Olympics in Berlin, but was unplaced.
During World World War II Warren served in the Royal Air Force.
In 1944 as squadron leader of Number. 220 Squadron Royal Air Force, he was awarded the Distinguished Flying Cross. In 1946 he was runner up with Guy Newton in the Double Sculls Challenge Cup at Henley Royal Regatta.