Competitors for 2023 World Winter Triathlon Championships
| Athlete | Country | Sports | Date of birth |
|---|---|---|---|
| Sara Bergsholm Hoven |  NOR |
TRI | 5 July 2006 |
| Emilie Cappelletti |  ITA |
TRI | 2005 |
| Leon Dahlin |  SWE |
TRI | 2006 |
| Eline Ekroll | NOR |
TRI | 2007 |
| Riccardo Giuliano | ITA |
TRI | 2006 |
| Ingrid Lorvik | NOR |
CYC/TRI | 21 February 1986 |
| Isac Luther | NOR |
TRI | 2006 |
| Sandra Mairhofer | ITA |
TRI | 12 June 1969 |
| Julie Meinicke | NOR |
TRI | 2002 |
| Victoria Nitteberg | NOR |
TRI | 2003 |
| Ella Ohlsson | SWE |
TRI | 2005 |
| Viorel Palici |  ROU |
TRI | 1989 |
| Franco Pesavento | ITA |
TRI | 1997 |
| Maria Luisa Rasina | ROU |
TRI | 1997 |
| Marek Rauchfuss |  CZE |
TRI | 18 July 1990 |
| Casper Rønning | NOR |
TRI | 14 March 2004 |
| Mattia Tanara | ITA |
TRI | 2000 |
| Hans Christian Tungesvik | NOR |
TRI | |
| Carina Wasle |  AUT |
TRI | 20 October 1984 |