| Bill Allan | |
| Fullname: | William Allan |
| Birth Date: | 26 August 1870 |
| Birth Place: | Montrose, Scotland[1] |
| Death Place: | Newcastle upon Tyne, England |
| Position: | Goalkeeper |
| Years3: | 1890–1891 |
| Years4: | 1891–1896 |
| Caps4: | 102 |
| Goals4: | 0 |
| Years5: | 1897–1898 |
| Years6: | 1898–1899 |
| Years7: | 1899–1900 |
William Allan (26 August 1870 – 1948) was a Scottish footballer who played as a goalkeeper in the English Football League for Sheffield Wednesday.[2] He was the Owls regular goalkeeper for their first three seasons in the league, but lost his place to Jimmy Massey and took no part in the winning run to the 1895–96 FA Cup, having already departed at the start of 1896.[3]