| Tournament Name | NZ Major Open 2025 |
| Place | Auckland |
| Federation | NZL |
| Date Begin | 02/01/2025 |
| Date End | 10/01/2025 |
| Arbiter(s) | IA Craig HALL (4301030) |
| Play System | swiss FIDE Dutch (JaVaFo) |
| Rounds | 9 |
| Score game | 0-0.5-1 |
| Tie break | DE BH-C1 BH SB |
| Registered Players | 103 |
| Number of Federations | 9 |
| Average Rating (all) | 1441 |
| Average Rating (only FIDE rated) | 1625 |
| Players from NZL Federation | 93 |
| Players NOT from NZL Federation | 10 |
| FIDE rated players | 79 |
| unrated players | 24 |
| unrated players from NZL Federation | 23 |
| unrated players NOT from NZL Federation | 1 |
| unrated Federations | 2 |
| FIDE titled players | 1 |
| GM players | 0 |
| WGM players | 0 |
| IM players | 0 |
| WIM players | 0 |
| FM players | 0 |
| WFM players | 0 |
| CM players | 0 |
| WCM players | 1 |
| FIDE titled player from NZL Federation | 1 |
| FIDE titled player NOT from NZL Federation | 0 |