Ignacio Martín Fernández

Ignacio Fernández came through the Gimnasia y Esgrima La Plata academy and made his first-team debut in October 2010, coming on as a second-half substitute in a 4-2 defeat to Argentinos Juniors. A loan spell at Temperley followed before he returned to La Plata and established himself in the side, scoring his first top-flight goal for the club against Rosario Central in the 2013 Torneo Inicial.

His move to River Plate in 2016. In 2018 he was part of the River side that won the Copa Libertadores, scoring in the first leg of the all-Argentine final against Boca Juniors, played in Madrid, and setting up Lucas Pratto's goal in the second leg as River were crowned champions. That same year he also scored the decisive goal against Ecuador's Emelec in the competition. He earned a single cap for Argentina, in a friendly against Singapore in June 2017.

A spell at Atlético Mineiro in Brazil before he returned to River Plate in 2023. In August 2024, wearing River colours, Fernández scored against Gimnasia , the club that had formed him.

He returned to Gimnasia La Plata as a free agent in December 2025, officially presented on 22 December with his contract running from January 2026. Fernández described the move as keeping a promise he had made to himself.