Worksop, Nottinghamshire born outside right George Blackburn began his football career with Bolton United in 1905 and played for Goldthorpe Institute in 1906 and Midland League club Denaby United before joining Second Division Glossop in May 1908, making his Football League debut against Derby County in November that year, scoring twice on his debut in a 3-1 victory. He scored again on his next outing at Blackpool the following week and played three more matches before losing his place a month after his debut, returning to play for Denaby United the following year.
In November 1909 he joined Bradford Park Avenue and he scored a brace on his debut in a win at Leeds City, but he lost his place in January and only appeared twice more before the end of March, having scored 6 goals in 11 appearances for The Avenue. He joined newly elected Huddersfield Town in June 1910. Blackburn played in The Terriers’ inaugural League match, a 1-0 win at former club Bradford Park Avenue in September 1910, and although he had lost his place by mid October, he regained it in February 1911 playing in all of the matches in the season run-in. The following season he featured regularly but it proved his last in League football, and he left Leeds Road in 1912 having scored 7 goals in 39 appearances for Huddersfield Town.