Marcelo Rodolfo Méndez (born 20 June 1964) is an Argentine professional volleyball coach and former player, playing as a middle blocker during his career.

Marcelo Méndez was born in Buenos Aires and began playing volleyball at the age of 12.

He married his wife, María Livia in 1988, and has two sons who are playing volleyball professionally, Nicolás and Juan.

On the international stage, the team led by Méndez managed to reach the final of the 2006 CEV Cup, losing there to Copra Berni Piacenza.

[4][5] At the 2020 Summer Olympics, he led Argentina to its second bronze medal in history, having beaten Brazil in a third place match (3–2).