John Erle Fethers (4 December 1929 – 30 March 2010) was an Australian fencer.
He competed in six events at the 1952 Summer Olympics.
He was a longstanding member and coach at the Melbourne-based VRI Fencing Club.
On 10 October 2009 in recognition of a significant international fencing career, outstanding personal contribution to Australian fencing, and lasting legacy in the training and development of numerous coaches and Olympic athletes, he was inducted as a Living Legend to the VRI Hall of Fame.