Competitors for 2012 Oceania Swimming Championships
| Athlete | Country | Sports | Date of birth |
|---|---|---|---|
| Eloise Amberger |  AUS |
SWA | 28 January 1987 |
| Caitlin Anderson |  NZL |
SWA | 8 November 1992 |
| Kirstin Anderson | NZL |
SWA | 20 June 1989 |
| Troy Balvert | NZL |
OWS/SWI | 30 March 1992 |
| Alix Barrois |  NCD |
SWI | |
| Sarah Bombell | AUS |
SWA | 12 April 1983 |
| Maroma Bong | NCD |
SWI | |
| Alan Botrel | NCD |
SWI | |
| Matelita Buadromo |  FIJ |
OWS/SWI | 15 January 1996 |
| Delphine Bui Duyet | NCD |
SWI | 15 September 1988 |
| Olia Burtaev | AUS |
SWA | 18 June 1995 |
| Léo Cherriffa | NCD |
SWI | |
| Carsten Corazza | NZL |
SWI | 17 December 1990 |
| Déborah Cronsteadt | NCD |
SWI | |
| Kurt Crosland | NZL |
SWI | 8 May 1984 |
| Leah Cutting | AUS |
OWS/SWI | 14 March 1992 |
| Thomas Dahlia |  FRA NCD |
SWI | 7 March 1990 |
| Ben Edmonds | AUS |
SWI | 17 November 1991 |
| Amini Fonua |  TGA |
SWI | 14 December 1989 |
| Isaac Foote | NZL |
OWS/SWI | 7 April 1993 |
| Arthur Funfschilling | NCD |
SWI | |
| Cam Gibson | NZL |
SWI | 14 August 1982 |
| Benjamin Gillies | NZL |
SWI | 29 April 1992 |
| Matthew Glassford | NZL |
SWI | 15 August 1995 |
| Melissa Gorman | AUS |
OWS/SWI | 11 December 1985 |
| Aja Grande |  HAW |
SWI | |
| Trent Grimsey | AUS |
OWS/SWI | 4 May 1988 |
| Bianca Hammett | AUS |
SWA | 12 September 1990 |
| Jessica Hansen | AUS |
SWI | 30 June 1995 |
| Lena Hayakawa | HAW |
SWI | |
| Armelle Hidrio | NCD |
SWI | 22 February 1990 |
| Ewan Jackson | NZL |
SWI | 7 May 1993 |
| Théo Jambet | NCD |
SWI | |
| Hugo Lemerre-Desprez | NCD |
SWI | |
| Daniel Lester | AUS |
SWI | 27 December 1990 |
| Amy Levings | AUS |
SWI | 8 February 1992 |
| Emmanuel Limozin | NCD |
SWI | 26 November 1996 |
| Grace Loh | AUS |
SWI | 1 August 1991 |
| Rhys Mainstone-Hodson | AUS |
OWS/SWI | 27 February 1990 |
| Ami Matsuo | AUS |
SWI | 11 August 1996 |
| Nicole Mee | AUS |
SWI | 12 July 1992 |
| Marcus Meozzi | NCD |
SWI | |
| Julien Monot | NCD |
SWI | |
| Bryee Nihipali | HAW |
SWI | |
| Nicolas Oswald | NCD |
SWI | |
| Tarren Otte | AUS |
SWA | 29 March 1984 |
| Maëva Parayre | NCD |
SWI | |
| Ryan Pini |  PNG |
SWI | 10 December 1981 |
| Jarrod Poort | AUS |
OWS/SWI | 31 October 1994 |
| Declan Potts | AUS |
SWI | 13 March 1992 |
| Nikolas Pregelj | AUS |
SWI | 5 January 1992 |
| Kyle Richardson | AUS |
SWI | 13 May 1987 |
| Benoît Rivière | NCD |
OWS/SWI/TRI | 1988 |
| Charlotte Robin | NCD |
OWS/SWI/TRI | 1985 |
| Julie Rouam-Sim | NCD |
SWI | |
| Lauriane Santa | NCD |
SWI | |
| Nick Schafer | AUS |
SWI | 7 February 1992 |
| Emily Seymour | AUS |
OWS/SWI | |
| Mikkayla Sheridan | AUS |
SWI | 20 January 1995 |
| Pilar Shimizu |  GUM |
SWI | 27 May 1996 |
| Adèle Simon | NCD |
SWI | |
| Emma Terebo | FRA NCD |
SWI | 10 July 1998 |
| Kenneth To | AUS HKG |
SWI | 7 July 1992 |
| Lorna Tonks | AUS GBR |
SWI | 8 December 1988 |
| Yasmine Ware | HAW |
SWI | |
| Jordan White | AUS |
SWI | 19 August 1993 |