2025 World Rugby Pacific Nations Cup
The 2025 World Rugby Pacific Nations Cup was the seventeenth Pacific Nations Cup tournament and was the second edition under its new format that was launched in 2024. World Rugby announced in 2023 that the Finals series hosts will be the United States, alternating from the previous [|Finals series] hosts Japan.
Fiji were the defending champions, after they defeated Japan in the 2024 final 41–17.
World Cup qualification
The 2025 edition also doubled up as the Pacific qualifying process for the 2027 Men's Rugby World Cup, with the top three teams qualifying for the Rugby World Cup as Pacific 1, 2 and 3. The remaining sixth team in the competition, later had two further opportunities to qualify. Initially, they advanced as Pacific 4 to a Sudamérica / Pacific play-off match against Sudamérica 2, for a chance to qualify for the World Cup as the Sudamérica / Pacific play-off winner. The loser of that match then advanced to the Final Qualification Tournament.'
| Nation | Rank | Began play | Qualifying status |
| 6 | N/A | Qualified with Top 12 finish at 2023 World Cup | |
| 25 | 23 August 2025 | Qualified on 6 September 2025 / as Pacific 2 on 20 September 2025 | |
| ' | 9 | N/A | Qualified with Top 12 finish at 2023 World Cup |
| ' | 14 | N/A | Qualified with Top 12 finish at 2023 World Cup |
| ''' | 1 | N/A | Qualified with Top 12 finish at 2023 World Cup |
| 13 | 23 August 2025 | Advanced to Pacific / Sudamérica qualifying play-off as Pacific 4 on 14 September 2025 | |
| 19 | 23 August 2025 | Qualified on 6 September 2025 / as Pacific 1 on 20 September 2025 | |
| 16 | 23 August 2025 | Qualified as Pacific 3 on 14 September 2025 |
Pool stage
The Pool stage effectively divided the six teams in two zones, a Southern Hemisphere Pacific islands group featuring traditional rivals Fiji, Samoa and Tonga, and a Northern Hemisphere North Pacific Rim group containing North American rivals Canada and the United States, along with Japan. Each team played a single round robin within its zone, with the top two teams in each zone moving on to playoff semifinals which are inter-zonal. The third-placed team in each group also played an inter-zonal tie to decide 5th and 6th place.Pool A
Notes:- Solomone Tukuafu, Joel Lam, Brad Amituanai, and Jarred Adams made their international debuts.
- This was Tonga's first win over Samoa since their 28–18 win in 2018.
Notes:
- Motikai Murray, Taniela Rakuro, Tuidraki Samusamuvodre and Etonia Waqa, Talimoni Finau, Willis Halaholo made their international debut.
Notes:
- Malaesaili Elato made his international debut.
Pool B
Notes:- Stephen Webb made his international debut.
- This was Canada's first win in the Pacific Nations Cup since their 36–27 win over Tonga in 2013.
- This was Canada's first win over the United States since their 34–21 win in 2021.
Notes:
- Charlie Lawrence, Kenta Kobayashi, Kenji Sato, Yūya Hirose made their international debut.
- This was Japan's biggest victory over Canada.
Notes:
- Haruto Kida and Akito Okui made their international debuts.
Finals series
Fifth-place play-off
Notes:- Potu Leavasa Jr. and Abraham Papali'i and Maliu Niuafe made their international debuts.
- This was the United States biggest winning margin over Samoa surpassing the 3-point difference set in 2019.
Semi-finals
Notes:- Japan achieved their largest victory against Tonga in this match, surpassing their previous high of 34 points set in 2019.
Notes:
- Joji Nasova made his international debut.
- This match was Fiji's largest victory against Canada and surpassed their previous best of 40 points set in 2017.
Bronze Final
Notes:- Austin Creighton and Jack Shaw made their international debuts.
Grand Final
Notes:- Yuki Ikeda and Ryosuke Iwaihara made their international debuts.
Participants
''Caps and clubs as per the first match of the tournament.''Squads
Note: Ages, caps and clubs/franchises are of 22 August 2025, the starting date of the tournament.Canada
On 19 August, Canada named a 28-player squad ahead of the opening round of the Pacific Nations Cup.On 25 August, Callum Botchar, Austin Creighton, Brock Gallagher and Shane O’Leary joined up with the squad ahead of their Round 2 clash with Japan, replacing Tyler Ardron, Cooper Coats, Talon McMullin and Evan Olmstead.
Ahead of the finals two rounds, Kainoa Lloyd and Jack Shaw were called up to the squad.
Fiji
On 11 August, Fiji named a 29-player squad ahead of the Pacific Nations Cup.On 16 August, Semi Radradra withdrew from the squad due to injury and was replaced in the squad by Joji Nasova.
Japan
On 12 August, Japan named a 37-player squad ahead of the Pacific Nations Cup.On 14 August, Yuki Ikeda withdrew due to injury and was replaced by Charlie Lawrence.
On 16 August, Ryōsuke Iwaihara and Yuya Hirose were additional call-ups, with Hirose replacing the injured Siosaia Fifita.
On 19 August, Epineri Uluiviti withdrew from the squad due to injury.
On 20 August, Yota Kamimori withdrew form the squad due to injury and was replaced by Taishi Tsumura.
Samoa
On 14 August, Samoa named a 28-player squad ahead of the Pacific Nations Cup.After Samoa's bye week in round 2, Malaesaili Elato and Alamanda Motuga were included in Samoa's team for their round 3 game.
Ahead of Samoa's fifth-place play-off match against the USA, Potu Leavasa Jr., Abraham Papali'i and Christian Leali'ifano were called up to the squad.
Tonga
On 18 August, Tonga named a 30-player squad ahead of the Pacific Nations Cup.Ahead of the final two rounds, Tevita Ahokovi, Tau Koloamatangi, Leopino Maupese, Siaosi Nai, Sam Tuitupou and Veikoso Poloniati were called up to the squad.
United States
On 14 August, the United States announced a 39-player squad ahead of the Pacific Nations Cup.Ahead of USA's second game in round 3, Luke Carty was called up to the squad.