Competitors for 2019 Swim World Cup
| Athlete | Country | Sports | Date of birth |
|---|---|---|---|
| Michael Andrew |  USA |
SWI | 18 April 1999 |
| Alia Atkinson |  JAM |
SWI | 11 December 1988 |
| Holly Barratt |  AUS |
SWI | 1 January 1988 |
| Bi Wenxin |  CHN |
SWI | 22 September 1999 |
| Nic Brown | AUS |
SWI | 8 March 1996 |
| Cate Campbell | AUS |
SWI | 20 May 1992 |
| Chen Jie | CHN |
SWI | 28 February 1995 |
| Chu Chen-Kai |  TPE |
SWI | 20 March 2002 |
| Wilrich Coetzee |  NZL |
SWI | 20 May 1997 |
| Michelle Coleman |  SWE |
SWI | 31 October 1993 |
| Santo Condorelli |  CAN ITA USA |
SWI | 17 January 1995 |
| Dong Jie | CHN |
SWI | 31 October 1998 |
| Thomas Fraser-Holmes | AUS |
SWI | 9 October 1991 |
| Maddy Gough | AUS |
OWS/SWI | 8 June 1999 |
| Brennan Gravley | USA |
OWS/SWI | 28 September 2000 |
| He Junyi | CHN |
SWI | 2 August 1997 |
| He Yun | CHN |
SWI | 12 September 1996 |
| Tristan Hollard | AUS |
SWI | 23 November 1996 |
| Katinka Hosszú |  HUN |
SWI | 3 May 1989 |
| Hou Yawen | CHN |
OWS/SWI | 9 September 1998 |
| Grant Irvine | AUS |
SWI | 17 March 1991 |
| Zsu Jakabos | HUN |
SWI | 3 April 1989 |
| Ji Xinjie | CHN |
SWI | 27 October 1997 |
| Jiang Yuru | CHN |
SWI | 26 December 1999 |
| Mitch Larkin | AUS |
SWI | 9 July 1993 |
| Liu Xiang | CHN |
SWI | 1 September 1996 |
| Liu Xin | CHN |
SWI | 28 August 2001 |
| Nicolò Martinenghi | ITA |
SWI | 1 August 1999 |
| Meng Rui | CHN |
OWS/SWI | 17 October 1998 |
| Vladimir Morozov |  NEU RUS |
SWI | 16 June 1992 |
| Jeanette Ottesen Gray |  DEN |
SWI | 30 December 1987 |
| Blake Pieroni | USA |
SWI | 15 November 1995 |
| Qi Liang | CHN |
SWI | 7 December 2001 |
| Qin Haiyang | CHN |
SWI | 17 May 1999 |
| Danas Rapšys |  LTU |
SWI | 21 May 1995 |
| Emily Seebohm | AUS |
SWI | 5 June 1992 |
| Andrius Šidlauskas | LTU |
SWI | 6 April 1997 |
| Vitalina Simonova | RUS |
SWI | 18 September 1992 |
| Erica Sullivan | USA |
OWS/SWI | 9 August 2000 |
| Sun Weixiang | CHN |
SWI | 7 September 1999 |
| Sun Yongfeng | CHN |
SWI | 18 May 1999 |
| Suo Ran | CHN |
SWI | 19 August 1994 |
| Szebasztián Szabó | HUN SRB |
FIN/SWI | 11 March 1996 |
| Yauhen Tsurkin |  BLR |
SWI | 9 December 1990 |
| Wang Lizhuo | CHN |
SWI | 11 April 1998 |
| Wang Wei | CHN |
SWI | 1980 |
| Andrew Wilson | USA |
SWI | 16 September 1993 |
| Xu Jiayu | CHN |
SWI | 19 August 1995 |
| Yan Zibei | CHN |
SWI | 12 October 1995 |
| Yang Caiping | CHN |
SWI | 25 January 1998 |
| Yu Hexin | CHN |
SWI | 1 January 1996 |
| Yu Jingyao | CHN |
SWI | 13 February 1999 |
| Zhang Ruixuan | CHN |
SWI | 11 March 1999 |
| Zhang Yufei | CHN |
SWI | 19 April 1998 |
| Zhu Menghui | CHN |
SWI | 23 March 1999 |