Diego Lamelas (born Montevideo, 14 December 1972)[1] is a Uruguayan rugby union player.
Lamelas was a member of Argentinian team of Asociación Alumni.
He was a senior Uruguayan rugby union player and a regular member of Uruguay national rugby union team.
Lamelas ended his international career, who lasted from 1998 to 2006, with 51 caps for his side, with 6 tries scored and 28 points in aggregate.
Lamelas also played at the unsuccessful campaign for the 2007 Rugby World Cup finals.