Gainsborough Trinity Football Club is a football club based in Gainsborough, Lincolnshire, England. Established in 1873, the club became members of the Football League in 1893 and remained members of the Second Division until 1912, making Gainsborough one of the smallest towns in England to have had a Football League team. They are currently members of the Northern Premier League Premier Division, the seventh tier of English football, and play at the Northolme.

The 2007–08 FA Cup was the 127th season of the world's oldest football knockout competition, the FA Cup. A record 731 clubs' entries were accepted for the competition.