The 2023 Laurie O'Reilly Cup was the 14th edition of the rugby union competition.

Australia hosted the Black Ferns in the first O’Reilly Cup match on 29 June in Brisbane, it also doubled as a Pacific Four Series test.

[3][4] Assistant referees: Amber McLachlan (Australia) Natarsha Ganley (New Zealand)

Television match official: Notes: Assistant referees:Natarsha Ganley (New Zealand)Tyler Miller (Australia)Television match official: Aaron Paterson (New Zealand) Notes: Wallaroos coach, Jay Tregonning, confirmed a 31-player squad for the Pacific Four Series and O'Reilly Cup.

[9] Black Ferns Director of Rugby, Allan Bunting, named a 30-player squad to compete in the Pacific Four Series and O’Reilly Cup.