Jack Brennan (1935 or 1936 â August 2025) was an English professional rugby league footballer who played as a . Born in Wigan, Brennan began his career at Blackpool Borough, and went on to play for Salford and Warrington. He also represented Lancashire.
Brennan started his rugby league career with Blackpool Borough, joining the club at the age of seventeen. In August 1959, he joined Salford for a fee of ã5,000.
In 1969, he played in the Challenge Cup Final at Wembley Stadium against Castleford, which Salford lost 6âÂÂ11. He joined Warrington during the 1970âÂÂ71 season, but retired after only three appearances for the club.
Brennan made two appearances for Lancashire in 1958 whilst at Blackpool Borough, losing both games to Yorkshire.
On 13 August 2025, it was announced that Brennan had died at the age of 89.