|Date of birth||9 November 1894|
|Place of birth||Sheffield, England|
|* Senior club appearances and goals counted for the domestic league only.
Gill began his career at hometown side Sheffield Wednesday in 1913. With the club suffering financial difficulties he was sold to Cardiff City in 1920 for £750 and was the club's top scorer in its first year in the Football League. He would go on to consistentley challenge for the award along with strike partner Len Davies during his five years at the club. While at the club he also played in the 1925 FA Cup Final, which they went on to lose 1–0 to Sheffield United. The following season, he left to join Frank Buckley's Blackpool.
He made a scoring debut for Blackpool on 24 October 1925, in a 4–0 victory over Wolves at Bloomfield Road, netting the first goal. He made a further fourteen appearances during the 1925–26 league campaign, scoring three more goals. His final game for Blackpool occurred on 6 February 1926, in a 5–0 defeat at Port Vale.
- Hayes, Dean (2006). The Who's Who of Cardiff City. Breedon Books. ISBN 1-85983-462-0.
- Stuart Jackson. "Jimmy Gill profile". The Sheffield Wednesday Archive. Retrieved 2008-05-04.
- Calley, Roy (1992). Blackpool: A Complete Record 1887–1992. Breedon Books Sport. ISBN 1-873626-07-X.
- Joyce, Michael (2004). Football League Players' Records 1888-1939. ISBN 1-899468-67-6.
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