Emmet Byrne is a retired Irish rugby union player. He played at prop-forward for Wanderers FC, St Mary's College RFC, Blackrock College RFC and Leinster. He also won nine caps between 2001 and 2003 for Ireland. Following retirement from professional rugby union, Byrne graduated from medical school at the Royal College of Physicians in Ireland. He subsequently began training as a general practitioner. He is on the specialist register of the Irish Medical Council.