Adam McLean was a Scottish footballer who played for Celtic

Celtic F.C.

Celtic Football Club is a Scottish football club based in the Parkhead area of Glasgow, which currently plays in the Scottish Premier League. The club was established in 1887, and played its first game in 1888. Celtic have won the Scottish League Championship on 42 occasions, most recently in the...

, Sunderland

Sunderland A.F.C.

Sunderland Association Football Club is an English association football club based in Sunderland, Tyne and Wear who currently play in the Premier League...

, Aberdeen

Aberdeen F.C.

Aberdeen Football Club are a Scottish professional football club based in Aberdeen...

, and Partick Thistle

Partick Thistle F.C.

Partick Thistle Football Club are a professional association football club from Glasgow. Despite their name, the club are based in the Maryhill area of the city, and have not played in Partick since 1908...

. An outside-left, he was an integral part of the Celtic team of the 1920s. He provided many assists to Jimmy McGrory

Jimmy McGrory

James Edward "Jimmy" McGrory was a Scottish football player and manager for Celtic who holds the record for most career goals in British football...

, the greatest British goalscorer of all time. In August 1928, after a dispute over terms, he left Celtic Park

Celtic Park

Celtic Park is a football stadium in the Parkhead area of Glasgow, which is the home ground of Celtic FC. Celtic Park, an all-seater stadium with a capacity of 60,832, is the largest football stadium in Scotland and the sixth-largest stadium in the United Kingdom, after Murrayfield, Old Trafford,...

reluctantly for Sunderland before returning north again with Aberdeen. During the 1933 close season he was transferred to Partick Thistle.