Diego Gabriel Chaves (born 7 April 1986) is an Argentine professional boxer who held the WBA interim welterweight title from 2012 to 2013.

Chaves had a stint as a football player in the junior divisions of Argentine club Velez Sársfield before dedicating his life to boxing.

Chaves made his debut at the age of 22 on 5 July 2008, against fellow countryman Juan José Islas in the town of Castelli, Buenos Aires.

After a string of victories on home soil, Chaves fought obtained the WBO Latino light middleweight after defeating Brazilian fighter Uilian Santana Barauna.

Since then, Chaves has successfully defended his Interim title once on 22 September 2012, defeating Panamanian boxer José Miranda by technical knockout in the second of twelve rounds.