Gastón Andrés Javier Cellerino Grasso (born 26 June 1986) is an Argentine footballer that currently plays for Tercera División RFEF side UD Ourense as a forward.

Although a supporter of rival club River Plate, Cellerino began his career at Boca Juniors football academy.

In January 2007, he left the Boca youth ranks and joined Peruvian first-tier side Universidad San Martín, where he helped the team claim the league title.

Cellerino then signed for Chilean Primera División club Rangers to play the Torneo de Apertura.

[2] On 25 January 2009, it was reported that Cellerino would move to Serie B club Livorno, after refusing other offers from Lazio and Chilean powerhouse Colo-Colo previously.