Oisin Gallagher is a product of City’s Academy who put pen to paper to sign his first professional contract with the Imps in September 2021.  

Oisin made his first-team debut in a 3-0 victory at Barnsley in the EFL Trophy in August 2022.

The Irishman has spent time on loan at National League North side Peterborough Sports and Irish team Drogheda United throughout the 2023/24 season, scoring for both.