| Thomas Allan | |
| Fullname: | Thomas Allan |
| Birth Place: | Glasgow, Scotland |
| Position: | Goalkeeper |
| Youthclubs1: | Wellwood Star |
| Years1: | –1906 |
| Clubs1: | Rutherglen Glencairn |
| Years2: | 1906–1908 |
| Clubs2: | Heart of Midlothian |
| Caps2: | 59 |
| Goals2: | 0 |
| Years3: | 1908–1910 |
| Clubs3: | Sunderland |
| Caps3: | 25 |
| Goals3: | 0 |
| Years4: | 1910–1914 |
| Clubs4: | Heart of Midlothian |
| Caps4: | 99 |
| Goals4: | 0 |
| Years5: | 1914–1916 |
| Clubs5: | Motherwell |
| Caps5: | 39 |
| Goals5: | 0 |
| Totalcaps: | 222 |
| Totalgoals: | 0 |
| Nationalyears1: | 1911[1] |
| Nationalteam1: | Scottish Football League XI |
| Nationalcaps1: | 1 |
| Nationalgoals1: | 0 |
Thomas Allan (born in Glasgow, Scotland) was a footballer who played in The Football League for Sunderland.[2] He also played for Scottish Football League clubs Heart of Midlothian (two spells)[3] and Motherwell.[4] [5] [6]