George Steven Botterill (born 8 January 1949) is a Welsh chess player, writer and philosopher.
From 1969 to 1972 he played for Oxford University, and became one of Britain's leading young players.
Botterill won the 1974 British Championship at Clacton, winning the playoff at Llanelli, Wales by a half point over William Hartston after a seven-way tie for first.
In 1974 he became a lecturer in philosophy at the University of Wales at Aberystwyth, and began to play for the Welsh international team.
Botterill played first board for Wales at the 1976 Olympiad and previously represented England at the World Student Team Championship and European Team Chess Championship of 1973.