| Billy Wallace | |
| Birth Name: | William Joseph Wallace |
| Birth Date: | 2 August 1878 |
| Birth Place: | Wellington, New Zealand |
| Death Place: | Wellington, New Zealand |
| Height: | 1.730NaN0 |
| Weight: | 76kg (168lb) |
| Position: | Utility back |
| Repyears1: | 1903–08 |
| Repteam1: | New Zealand |
| Repcaps1: | 11 |
| Reppoints1: | 50 |
| Province1: | Wellington |
| Province2: | Otago |
| Provinceyears1: | 1897–99, 1901–08 |
| Provinceyears2: | 1900 |
| Provinceapps1: | 51 |
| Occupation: | Foundryman |
William Joseph Wallace (2 August 1878 – 2 March 1972) was a New Zealand rugby union footballer and foundryman. Wallace won his first Test cap for New Zealand on 15 August 1903 against Australia. He was a member of the legendary 1905 Original All Blacks and played in the famous Match of the Century against Wales. In total he played 51 matches for the All Blacks including 11 internationals.[1]
Following the death of Loftus Armstrong in 1959, Wallace was the oldest living All Black.
Wallace died in Wellington in 1972 and was buried at Karori Cemetery.[2]