2024 Pacific Four Series squads

The 2024 Pacific Four Series is the 4th edition of the Pacific Four Series, an annual rugby union competition sanctioned by World Rugby and contested by the national teams of, , and the. New Zealand have won two titles — 2022 and 2023, and are the defending champions.

Note: Number of caps are indicated as of the first match of the tournament (28 April 2024).

Australia
Jo Yapp announced the Wallaroos 30-member squad to the Pacific Four Series on 30 April.

Canada
Kevin Rouet named Canada's 30-player squad to the Pacific Four Series on 12 April. On 26 April, Cassandra Tuffnail was replaced by Mya Brubacher due to a pre-camp injury.

New Zealand
Allan Bunting named the Black Ferns 30-player squad for the series on 1 May.

United States
On 12 April, Sione Fukofuka named 31-players to the Eagles traveling roster for the series. Kate Zackary and Lotte Clapp are expected to join the squad in Australia and New Zealand.