| Tournament details | |
|---|---|
| Venue(s) | Basin Reserve, Wellington |
| Dates | 3 September 1955 |
| Final positions | |
| Champions | Western (4th title) |
| Runner-up | Eastern Suburbs |
The 1955 Chatham Cup was the 28th 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 (Waikato), Eastern Union (Gisborne), New Plymouth Old Boys (Taranaki) Napier Rovers (Hawkes Bay), Wanganui Athletic (Whanganui), Kiwi United (Manawatu), Masterton Athletic (Wairarapa) Victoria University (Wellington), Western (Christchurch), and Roslyn-Wakari (Dunedin).