Marcos Emiliano Pirchio (born Casilda, January 25 1986) is a football (soccer) player with Estudiantes de La Plata in Argentina.
He plays as a striker or a deep lying centre forward. His strong body (1.81 m, 83 kg) makes him a strong presence in the rival box.
Pirchio hails from Casilda, hometown of another Estudiantes great, Marcelo Trobbiani. As of August 2007, he is behind Ezequiel Maggiolo and Pablo Luguercio in coach Simeone's preferences.
On September 5 2007 Pirchio scored his first competitive goal for Estudiantes in a Copa Sudamericana fixture against Club Atletico Lanus.