| William Tanner | |
| Birth Name: | William Henry Tanner[1] |
| Birth Date: | 2 March 1870 |
| Birth Place: | Paddington, London, England |
| Ru Position: | prop, hooker[2] |
| Repyears1: | 1899 |
| Repteam1: | Australia |
| Repcaps1: | 2 |
| Reppoints1: | 0 |
William Henry "Dooee" Tanner (2 March 1870 – 29 December 1938[3]) was a rugby union player who represented Australia.
Tanner, a prop and hooker, was born in England and moved to Queensland as a child. He claimed two international rugby caps for Australia. His Test debut was against Great Britain at Sydney on 24 June 1899, the inaugural rugby Test match played by an Australian national representative side.