Trevor was educated at Intermediate School, Porth, Rhonadda Valley. He enlisted on 7th September 1914 and entered the war in France on the 25th November 1915. He was killed in action at Remy Siding while loading provisions for the trenches. Trevor was the son of Daniel R Jones, a mining engineer, of Maesyberllan, Pontypridd, Co. Glamorgan.