Competitors for 2018 Pan Pacific Swimming Championships
| Athlete | Country | Sports | Date of birth |
|---|---|---|---|
| Taylor Abbott |  USA |
OWS/SWI | 3 June 1998 |
| Javier Acevedo |  CAN |
SWI | 28 January 1998 |
| Issa Al-Adawi |  OMA |
SWI | 20 March 1999 |
| Nathan Adrian | USA |
SWI | 7 December 1988 |
| Sayaka Akase |  JPN |
SWI | 25 August 1994 |
| Brandonn Almeida |  BRA |
SWI | 16 March 1997 |
| Haley Anderson | USA |
OWS/SWI | 20 November 1991 |
| Michael Andrew | USA |
SWI | 18 April 1999 |
| Reona Aoki | JPN |
SWI | 24 February 1995 |
| Tomomi Aoki | JPN |
SWI | 25 October 1994 |
| Zach Apple | USA |
SWI | 23 April 1997 |
| Isabella Arcila |  COL |
SWI | 11 March 1994 |
| Jeremy Bagshaw | CAN |
SWI | 21 April 1992 |
| Kathleen Baker | USA |
SWI | 28 February 1997 |
| Rafael Barreto |  PHI |
SWI | |
| Nelson Batallones |  NMI |
SWI | |
| Josiah Binnema | CAN |
SWI | 8 November 1997 |
| James Brinegar | USA |
OWS/SWI | |
| Peter Brothers | CAN |
SWI | 19 September 1996 |
| Cate Campbell |  AUS |
SWI | 20 May 1992 |
| Jack Cartwright | AUS |
SWI | 22 September 1998 |
| Macarena Ceballos |  ARG |
SWI | 12 January 1995 |
| Kyle Chalmers | AUS |
SWI | 25 June 1998 |
| Armand Chan | PHI |
SWI | |
| Marcelo Chierighini | BRA |
SWI | 15 January 1991 |
| Osisang Chilton |  PLW |
OWS/SWI | 23 February 1996 |
| Lewis Clareburt |  NZL |
SWI | 4 July 1999 |
| Víctor Colonese | BRA |
OWS | 16 January 1992 |
| Mallory Comerford | USA |
SWI | 6 September 1997 |
| Jack Conger | USA |
SWI | 26 September 1994 |
| Guilherme Costa | BRA |
OWS/SWI | 1 October 1998 |
| Tristan Cote | CAN |
SWI | 14 December 1995 |
| Ana Marcela Cunha | BRA |
OWS/SWI | 23 March 1992 |
| Owen Daly | CAN |
SWI | |
| Mack Darragh | CAN |
SWI | 8 December 1993 |
| McKenna DeBever |  PER |
SWI | 5 June 1996 |
| Gabby DeLoof | USA |
SWI | 13 March 1996 |
| Deng Ziqi |  CHN |
SWI | |
| Leonardo de Deus | BRA |
SWI | 18 January 1991 |
| Abrahm DeVine | USA |
SWI | 3 September 1996 |
| Allan do Carmo | BRA |
OWS | 3 August 1989 |
| Katie Drabot | USA |
SWI | 2 September 1997 |
| Caeleb Dressel | USA |
SWI | 16 August 1996 |
| Conor Dwyer | USA |
SWI | 10 January 1989 |
| Ella Eastin | USA |
SWI | 28 March 1997 |
| Naito Ehara | JPN |
SWI | 30 July 1993 |
| Esteban Enderica |  ECU |
OWS/SWI | 30 October 1990 |
| Hau-Li Fan | CAN |
OWS | 8 September 1997 |
| Gabriel Fantoni | BRA |
SWI | 22 July 1998 |
| Lorrane Ferreira | BRA |
SWI | 17 March 1993 |
| Marco Ferreira | BRA |
SWI | 19 January 1998 |
| Bobby Finke | USA |
SWI | 6 November 1999 |
| Hali Flickinger | USA |
SWI | 7 July 1994 |
| Brooke Forde | USA |
SWI | 4 March 1999 |
| Sarah Fournier | CAN |
SWI | 5 July 1996 |
| Hiromasa Fujimori | JPN |
SWI | 7 August 1991 |
| Richard Funk | CAN |
SWI | 22 November 1992 |
| Bethany Galat | USA |
SWI | 10 August 1995 |
| Ali Galyer | NZL |
SWI | 19 June 1998 |
| Gianna Garcia | PHI |
SWI | |
| Ruslan Gaziev | CAN |
SWI | 16 August 1999 |
| Margo Geer | USA |
SWI | 17 March 1992 |
| João Gomes Júnior | BRA |
SWI | 21 January 1986 |
| Jonathan Gómez | COL |
SWI | 19 April 1996 |
| Mineri Gomez |  GUM |
SWI | 14 April 2001 |
| Kennedy Goss | CAN |
SWI | 19 August 1996 |
| Maddy Gough | AUS |
OWS/SWI | 8 June 1999 |
| Federico Grabich | ARG |
SWI | 26 March 1990 |
| Alex Graham | AUS |
SWI | 28 April 1995 |
| Matt Grevers | USA |
SWI | 26 March 1985 |
| Sean Grieshop | USA |
SWI | 23 November 1998 |
| Zane Grothe | USA |
OWS/SWI | 22 April 1992 |
| Madeline Groves | AUS |
SWI | 25 May 1995 |
| Chelsea Gubecka | AUS |
OWS/SWI | 8 September 1998 |
| Townley Haas | USA |
SWI | 13 December 1996 |
| Kosuke Hagino | JPN |
SWI | 15 August 1994 |
| Jessica Hansen | AUS |
SWI | 30 June 1995 |
| Danielle Hanus | CAN |
SWI | 16 March 1998 |
| Zach Harting | USA |
SWI | 27 August 1997 |
| Suzuka Hasegawa | JPN |
SWI | 25 January 2000 |
| Jarod Hatch |  NEU PHI |
SWI | 10 December 1998 |
| Eric Hedlin | CAN |
OWS/SWI | 18 April 1993 |
| David Heron | USA |
OWS/SWI | 26 March 1995 |
| Ayatsugu Hirai | JPN |
SWI | 20 May 1993 |
| Stephanie Horner | CAN |
OWS/SWI | 19 March 1989 |
| Nao Horomura | JPN |
SWI | 31 January 1999 |
| Mack Horton | AUS |
SWI | 25 April 1996 |
| Daniel Hunter | NZL |
SWI | 28 June 1994 |
| Chihiro Igarashi | JPN |
SWI | 24 May 1995 |
| Rikako Ikee | JPN |
SWI | 4 July 2000 |
| Mark Imazu | GUM |
ATH/SWI | 8 January 2004 |
| Ryosuke Irie | JPN |
SWI | 24 January 1990 |
| Grant Irvine | AUS |
SWI | 17 March 1991 |
| Chloe Isleta | PHI |
SWI | 14 May 1998 |
| Shayna Jack | AUS |
SWI | 6 November 1998 |
| Viviane Jungblut | BRA |
OWS/SWI | 29 June 1996 |
| Chase Kalisz | USA |
SWI | 7 March 1994 |
| Masaki Kaneko | JPN |
SWI | 27 March 1992 |
| Austin Katz | USA |
SWI | 19 March 1999 |
| Noel Keane | PLW |
OWS/SWI | 29 August 2002 |
| Yumi Kida | JPN |
OWS/SWI | 30 June 1985 |
| Lilly King | USA |
SWI | 10 February 1997 |
| Yuri Kisil | CAN |
SWI | 18 September 1995 |
| Waka Kobori | JPN |
SWI | 10 August 2000 |
| Yuki Kobori | JPN |
SWI | 25 November 1993 |
| Anna Konishi | JPN |
SWI | 10 May 1996 |
| Yasuhiro Koseki | JPN |
SWI | 14 March 1992 |
| Vinícius Lanza | BRA |
SWI | 22 March 1997 |
| Mitch Larkin | AUS |
SWI | 9 July 1993 |
| Micah Lawrence | USA |
SWI | 20 July 1990 |
| Katie Ledecky | USA |
SWI | 17 March 1997 |
| Kareena Lee | AUS |
OWS/SWI | 16 December 1993 |
| Kyla Leibel | CAN |
SWI | 9 October 2001 |
| Clyde Lewis | AUS |
SWI | 25 September 1997 |
| Jay Litherland | USA |
SWI | 24 August 1995 |
| Liu Shaofeng | CHN |
SWI | 3 December 1999 |
| Liu Yunsong | CHN |
SWI | |
| Luiz Altamir | BRA |
SWI | 9 May 1996 |
| Simone Manuel | USA |
SWI | 2 August 1996 |
| Melanie Margalis | USA |
SWI | 30 December 1991 |
| Kylie Masse | CAN |
SWI | 18 January 1996 |
| Katsuhiro Matsumoto | JPN |
SWI | 28 February 1997 |
| Ally McHugh | USA |
SWI | 14 May 1997 |
| Emma McKeon | AUS |
SWI | 24 May 1994 |
| Kaylee McKeown | AUS |
SWI | 12 July 2001 |
| Katie McLaughlin | USA |
SWI | 9 July 1997 |
| Jack McLoughlin | AUS |
OWS/SWI | 1 February 1995 |
| Katie Meili | USA |
SWI | 16 April 1991 |
| Kiah Melverton | AUS |
OWS/SWI | 5 November 1996 |
| Juran Mizohata | JPN |
SWI | 20 April 1998 |
| Sachi Mochida | JPN |
SWI | 19 July 1999 |
| Hannah Moore | USA |
OWS/SWI | 22 August 1996 |
| David Morgan | AUS |
SWI | 1 January 1994 |
| Yukimi Moriyama | JPN |
OWS/SWI | 9 August 1996 |
| Iago Moussalem | BRA |
SWI | 18 October 1998 |
| Ryan Murphy | USA |
SWI | 2 July 1995 |
| Katsumi Nakamura | JPN |
SWI | 21 February 1994 |
| Shunichi Nakao | JPN |
SWI | 23 November 1995 |
| Rachel Nicol | CAN |
SWI | 16 February 1993 |
| Taiki Nonaka | JPN |
OWS | 7 January 1997 |
| Yui Ohashi | JPN |
SWI | 18 October 1995 |
| Nicole Oliva | PHI |
OWS/SWI | 20 December 2001 |
| Larissa Oliveira | BRA |
SWI | 16 February 1993 |
| Emily Overholt | CAN |
SWI | 4 October 1997 |
| Jake Packard | AUS |
SWI | 20 June 1994 |
| Mackenzie Padington | CAN |
OWS/SWI | 2 March 1999 |
| Jacob Pebley | USA |
SWI | 17 September 1993 |
| Leiston Pickett | AUS |
SWI | 6 February 1992 |
| Sydney Pickrem | CAN |
SWI | 21 May 1997 |
| Blake Pieroni | USA |
SWI | 15 November 1995 |
| William Pisani | CAN |
SWI | 25 July 1997 |
| Alexander Pratt | CAN |
SWI | 27 May 2000 |
| Josh Prenot | USA |
SWI | 28 July 1993 |
| Miranda Renner | PHI |
SWI | 8 July 2001 |
| Justin Ress | USA |
SWI | 3 August 1997 |
| James Roberts | AUS |
SWI | 11 April 1991 |
| Wesley Roberts |  COK |
OWS/SWI | 24 June 1997 |
| Taylor Ruck | CAN |
SWI | 28 May 2000 |
| Natsumi Sakai | JPN |
SWI | 19 June 2001 |
| Reo Sakata | JPN |
SWI | 1 February 1996 |
| Kayla Sanchez | CAN PHI |
SWI | 7 April 2001 |
| Kate Sanderson | CAN |
OWS/SWI | 1 March 2000 |
| Rosalee Santa Ana | PHI |
SWI | 21 November 1996 |
| Gabriel Santos | BRA |
SWI | 4 May 1996 |
| Leonardo Coelho Santos | BRA |
SWI | 10 April 1995 |
| Fernando Scheffer | BRA |
SWI | 6 April 1998 |
| Allison Schmitt | USA |
SWI | 7 June 1990 |
| Matthew Scott | NZL |
OWS | 2 September 1997 |
| Julia Sebastián | ARG |
SWI | 23 November 1993 |
| Emily Seebohm | AUS |
SWI | 5 June 1992 |
| Andrew Seliskar | USA |
SWI | 26 September 1996 |
| Erika Seltenreich-Hodgson | CAN |
SWI | 24 April 1995 |
| Daiya Seto | JPN |
SWI | 24 May 1994 |
| Shen Jiahao | CHN |
SWI | 17 May 2001 |
| Mikkayla Sheridan | AUS |
SWI | 20 January 1995 |
| Sakiko Shimizu | JPN |
SWI | 20 April 1992 |
| Shinri Shioura | JPN |
SWI | 26 November 1991 |
| Rio Shirai | JPN |
SWI | 10 September 1999 |
| Grant Shoults | USA |
SWI | 6 June 1997 |
| Nick Sloman | AUS |
OWS | 30 October 1997 |
| Kierra Smith | CAN |
SWI | 1 February 1994 |
| Leah Smith | USA |
SWI | 19 April 1995 |
| Rebecca Smith | CAN |
SWI | 14 March 2000 |
| Regan Smith | USA |
SWI | 9 February 2002 |
| Olivia Smoliga | USA |
SWI | 12 October 1994 |
| Ai Soma | JPN |
SWI | 15 September 1997 |
| Song Jiale | CHN |
SWI | 17 April 1999 |
| Pedro Spajari | BRA |
SWI | 18 February 1997 |
| Zac Stubblety-Cook | AUS |
SWI | 4 January 1999 |
| Erica Sullivan | USA |
OWS/SWI | 9 August 2000 |
| Keita Sunama | JPN |
SWI | 8 May 1995 |
| Lennosuke Suzuki | NMI |
SWI | 25 March 2003 |
| Satomi Suzuki | JPN |
SWI | 29 January 1991 |
| Shogo Takeda | JPN |
SWI | 1 January 1995 |
| Laura Taylor | AUS |
SWI | 10 September 1999 |
| Miho Teramura | JPN |
SWI | 27 September 1994 |
| Markus Thormeyer | CAN |
SWI | 25 August 1997 |
| Brianna Throssell | AUS |
SWI | 10 February 1996 |
| Ariarne Titmus | AUS |
SWI | 7 September 2000 |
| Takeshi Toyoda | JPN |
OWS | 3 February 1996 |