| Tournament details | |
|---|---|
| Venue(s) | Basin Reserve, Wellington |
| Dates | 8 September 1951 |
| Final positions | |
| Champions | Eastern Suburbs (1st title) |
| Runner-up | Northern |
The 1951 Chatham Cup was the 24th annual nationwide knockout football competition in New Zealand.
The competition was run on a regional basis, with regional associations each holding separate qualifying rounds.
Teams taking part in the final rounds are known to have included Eastern Suburbs (Auckland), Huntly Thistle, New Plymouth Old Boys, Napier High School Old Boys, Wanganui Old Boys, St. Andrews (Manawatu), Petone, Woodbourne (Marlborough), Riccarton, Northern (Dunedin), and Invercargill Thistle.