| William McKenzie | |
| Nationality: | New Zealand |
| Birth Date: | 19 February 1997 |
| Birth Place: | Auckland, New Zealand |
| Sport: | Sailing |
William McKenzie (born 19 February 1997) is a New Zealand sailor.[1] He competed in the 49er event at the 2024 Summer Olympics, where he won a silver medal with Isaac McHardie.