Fabián Turnes (born January 12, 1965, in Buenos Aires) is a former Argentine rugby union player and a current coach. He played as a centre.
Turnes played at Banco Nación, from 1983/84 to 1988/89, where he won two titles of Argentine Champion, in 1985/86 and 1988/89. He then would play for Amatori Rugby San Donà (1989/90), Cesena and Amatori Catania, in Italy, returning for two final seasons at Banco Nación, where he would end his career in 1997/98. He then started a coaching career.
He had 29 caps for Argentina, from 1985 to 1997, scoring 63 points, 5 tries, 5 conversions, 10 penalties and 1 drop goal. He played two matches at the 1987 Rugby World Cup finals.