The 2023 New Zealand Championships were held from July 5 through July 8 in Mount Maunganui, New Zealand.
All-Around Results
| Rank | Athlete | FX | PH | SR | VT | PB | HB | AA |
| 1 | Mikhail Koudinov Auckland |
13.700 | 12.350 | 12.700 | 14.000 | 13.600 | 12.600 | 78.950 |
| 2 | Sam Dick Auckland |
12.500 | 10.650 | 13.650 | 13.950 | 12.850 | 12.100 | 75.700 |
| 3 | William Fu Allen Auckland |
13.200 | 10.800 | 12.700 | 13.600 | 12.600 | 11.850 | 74.750 |
| 4 | Ben Stein Auckland |
12.900 | 7.850 | 11.250 | 13.800 | 11.600 | 11.850 | 69.250 |
| 5 | Daniel Stoddart Auckland |
13.550 | 1.300 | 13.400 | 12.950 | 10.700 | 11.850 | 63.750 |
| 6 | John Ryan Auckland |
12.100 | 7.250 | 10.100 | 12.200 | 11.900 | 4.100 | 57.650 |
| 7 | Rory Quinn Gymsport Manukau |
—— | 2.400 | —— | —— | 12.050 | 10.950 | 25.400 |
| 8 | Mathieu Clatin Wellington |
12.650 | —— | —— | —— | 10.350 | —— | 23.000 |
| 9 | Tom Dew Hawke’s Bay |
12.650 | —— | —— | —— | —— | —— | 12.650 |
| 10 | Sam Marshall Canterbury |
—— | 11.700 | —— | —— | —— | —— | 11.700 |
Floor Final Results
| Rank | Athlete | Team | D | E | ND | Total |
| 1 | Daniel Stoddart | Auckland | 5.5 | 7.966 | 13.466 | |
| 2 | Mikhail Koudinov | Auckland | 5.4 | 7.900 | 13.300 | |
| 3 | William Fu Allen | Auckland | 5.0 | 8.233 | 13.233 | |
| 4 | Sam Dick | Auckland | 5.0 | 7.766 | -0.1 | 12.666 |
| 5 | Tom Drew | Hawke’s Bay | 4.7 | 7.700 | 12.400 | |
| 6 | Mathieu Clatin | Wellington | 4.8 | 7.200 | -0.3 | 11.700 |
| 7 | John Ryan | Auckland | 3.8 | 7.933 | -0.1 | 11.633 |
| 8 | Ben Stein | Auckland | 4.2 | 5.233 | 9.433 |
Pommels Final Results
| Rank | Athlete | Team | D | E | ND | Total |
| 1 | Mikhail Koudinov | Auckland | 4.4 | 7.700 | 12.100 | |
| 2 | Sam Dick | Auckland | 3.4 | 8.333 | 11.733 | |
| 3 | Sam Marshall | Canterbury | 3.9 | 6.133 | 10.033 | |
| 4 | William Fu Allen | Auckland | 4.1 | 5.800 | 9.900 |
Rings Final Results
| Rank | Athlete | Team | D | E | ND | Total |
| 1 | Mikhail Koudinov | Auckland | 4.5 | 8.700 | 13.200 | |
| 2 | Sam Dick | Auckland | 4.8 | 8.166 | 12.966 | |
| 3 | Daniel Stoddart | Auckland | 4.2 | 8.533 | 12.733 | |
| 4 | William Fu Allen | Auckland | 4.3 | 8.233 | 12.533 | |
| 5 | John Ryan | Auckland | 2.5 | 8.066 | -0.3 | 10.266 |
| 6 | Ben Stein | Auckland | 3.7 | 6.533 | 10.233 |
Vault Final Results
| Rank | Athlete | Team | D | E | ND | Total | Average |
| 1 | Sam Dick | Auckland | 5.2 | 9.066 | -0.1 | 14.166 | 13.533 |
| 5.2 | 8.000 | -0.3 | 12.900 | ||||
| 2 | Mikhail Koudinov | Auckland | 4.8 | 9.266 | 14.066 | 13.349 | |
| 4.0 | 8.733 | -0.1 | 12.633 | ||||
| 3 | William Fu Allen | Auckland | 4.4 | 8.933 | -0.1 | 13.233 | 13.183 |
| 4.0 | 9.233 | -0.1 | 13.133 | ||||
| 4 | John Ryan | Auckland | 4.0 | 8.533 | -0.1 | 12.433 | 12.216 |
| 2.8 | 9.200 | 12.000 |
P-Bars Final Results
| Rank | Athlete | Team | D | E | ND | Total |
| 1 | Mikhail Koudinov | Auckland | 5.8 | 7.833 | 13.633 | |
| 2 | Sam Dick | Auckland | 4.5 | 8.700 | 13.200 | |
| 3 | Ben Stein | Auckland | 4.4 | 7.533 | 11.933 | |
| 4 | John Ryan | Auckland | 3.3 | 8.400 | 11.700 | |
| 5 | Mathieu Clatin | Wellington | 3.8 | 7.766 | 11.566 | |
| 6 | Rory Quinn | Gymsport Manukau | 3.2 | 8.200 | 11.400 | |
| 7 | William Fu Allen | Auckland | 3.8 | 7.566 | 11.366 | |
| 8 | Daniel Stoddart | Auckland | 3.5 | 7.100 | 10.600 |
High Bar Final Results
| Rank | Athlete | Team | D | E | ND | Total |
| 1 | Mikhail Koudinov | Auckland | 4.2 | 8.033 | 12.233 | |
| 2 | Daniel Stoddart | Auckland | 4.2 | 7.833 | 12.033 | |
| 3 | Sam Dick | Auckland | 3.4 | 8.100 | 11.500 | |
| Rory Quinn | Gymsport Manukau | 3.0 | 8.500 | 11.500 | ||
| 5 | William Fu Allen | Auckland | 3.5 | 7.500 | 11.000 | |
| 6 | Ben Stein | Auckland | 4.0 | 6.566 | 10.566 |
The Gymternet 