On April 5, over 100 of the world’s top professional triathletes will converge in Southern California to compete in the first stop of the 2025 IRONMAN Pro Series in North America at the Athletic Brewing IRONMAN 70.3 Oceanside triathlon.
The early season race will pit some of the top talent in the sport against each other in the birthplace of triathlon. The IRONMAN 70.3 Oceanside triathlon will offer a total prize purse of US$50,000, with the male and female winners each taking US$7,500 home as well as 2,500 IRONMAN Pro Series points.
The Athletic Brewing IRONMAN 70.3 Oceanside race has historically attracted some of the biggest names in the sport. With three qualifying slots per gender available for the 2025 IRONMAN 70.3 World Championship triathlon in Marbella, Spain, the stakes are high as IRONMAN/s world series rolls into its third event of the 2025 race season.
The Athletic Brewing IRONMAN 70.3 Oceanside triathlon will be broadcast live and for free across multiple platforms for viewers around the world including proseries.ironman.com, Outside TV for US and Canada viewers, DAZN, iQIYI, L’Equipe Live, and YouTube among others.
In addition to the professional field, approximately 3,000 age group athletes will compete in Oceanside alongside the professionals. Many will be looking to earn age group qualifying slots to the IRONMAN 70.3 World Championship in Marbella, Spain, on November 8-9, 2025.
Pro athlete start lists (subject to change)
| Female pro list | |||
| Bib | First name | Last name | Country represented |
| F1 | Tamara | Jewett | CAN |
| F2 | Paula | Findlay | CAN |
| F3 | Jackie | Hering | USA |
| F4 | Danielle | Lewis | USA |
| F5 | Alice | Alberts | USA |
| F6 | Maya | Kingma | NLD |
| F7 | Grace | Alexander | USA |
| F8 | Lisa | Becharas | USA |
| F9 | Stephanie | Clutterbuck | GBR |
| F10 | Kaidi | Kivioja | EST |
| F11 | Joanna | Ryter | CHE |
| F12 | Danielle | Fauteux | CAN |
| F13 | Lisa | Perterer | AUT |
| F14 | Allison | Jacob | CAN |
| F15 | Arlette | Gonzalez | MEX |
| F16 | Brittani | Shappell | USA |
| F17 | Melanie | McQuaid | CAN |
| F18 | Rebecca | Kawaoka | USA |
| F19 | Chelsea | Bingham | USA |
| F20 | Rebecca | Yunginger | USA |
| F21 | Freya | McKinley | USA |
| F22 | Liz | Licea | USA |
| F23 | Adele | Likin | USA |
| F24 | Abbie | Sullivan | USA |
| F25 | Elizabeth | Heinbach | USA |
| F26 | Alexandra | Watt | USA |
| F27 | Sarah | Karpinski | USA |
| F28 | Caitlin | Switaj | USA |
| F29 | Vittoria | Lopes | BRA |
| F30 | Jenna | Haufler | USA |
| F31 | Leslie | Homol | USA |
| F32 | Marissa | Lovell | USA |
| F33 | Annette | Rogers | USA |
| F34 | Lydia | Russell | USA |
| F35 | Megan | Tuncer | USA |
| F36 | Jennifer | Wilke | CAN |
| F37 | Anne | Buettner | DEU |
| Male pro list | |||
| Bib | First name | Last name | Country represented |
| M1 | Lionel | Sanders | CAN |
| M2 | Patrick | Lange | DEU |
| M3 | Kristian | Blummenfelt | NOR |
| M4 | Gustav | Iden | NOR |
| M5 | Rudy | Von Berg | USA |
| M6 | Ben | Kanute | USA |
| M7 | Braden | Currie | NZL |
| M8 | Trevor | Foley | USA |
| M9 | Colin | Szuch | USA |
| M10 | Chris | Leiferman | USA |
| M11 | Justin | Riele | USA |
| M12 | Marc | Dubrick | USA |
| M13 | Cameron | Wurf | AUS |
| M14 | Sam | Appleton | AUS |
| M15 | Joe | Skipper | GBR |
| M16 | Magnus | Männer | DEU |
| M17 | John | Killeen | USA |
| M18 | Connor | Weaver | USA |
| M19 | Andy | Krueger | USA |
| M20 | Dylan | Gillespie | USA |
| M21 | Maximilian | Sperl | DEU |
| M22 | Hunter | Lussi | USA |
| M23 | Andreas | Dreitz | DEU |
| M24 | Robbie | Deckard | USA |
| M25 | Federico | Scarabino | URY |
| M26 | Jason | Pohl | CAN |
| M27 | Michael | Arishita | USA |
| M28 | David | Plese | SVN |
| M29 | Greg | Harper | USA |
| M30 | Dominik | Sowieja | DEU |
| M31 | Jose Luis | Cordova Perez | MEX |
| M32 | Miguel | Mattox | USA |
| M33 | Ted | Treise | USA |
| M34 | Jake | Birtwhistle | AUS |
| M35 | Andrea | Salvisberg | CHE |
| M36 | Nick | Cosman | CAN |
| M37 | Casper | Stornes | NOR |
| M38 | Ari | Klau | USA |
| M39 | Jan | Stepinski | USA |
| M40 | Matthew | Guenter | USA |
| M41 | Jamie | Hayes | USA |
| M42 | Benjamin | Zorgnotti | PYF |
| M43 | Patrick | Brady | USA |
| M44 | Kevin | McDowell | USA |
| M45 | Connor | Ford | USA |
| M46 | Ryan | Sedivec | USA |
| M47 | Yang | Pan | USA |
| M48 | Jacob | Deysher | USA |
| M49 | Jonathan | Fecik | USA |
| M50 | Jacob | Osswald | USA |
| M51 | Evan | Price | USA |
| M52 | Simon | Shi | USA |
| M53 | Max | Kohll | USA |
| M54 | Brad | Bischoff | USA |
| M55 | Connor | Callahan | USA |
| M56 | Brian | Folts | USA |
| M57 | David | Guenthardt | USA |
| M58 | Brennen | Smith | CAN |
| M59 | Joaquin | Pereda | MEX |
| M60 | Johnathan | Dolan | USA |
| M61 | Morgan | Rhodes | GBR |
| M62 | Seth | Rider | USA |
| M63 | Roberto | Sanchez Mantecon | ESP |
| M64 | Todd | Wakefield | AUS |
| M65 | Drew | Jordan | USA |
| M66 | Tommy | Doubleday | USA |
| M67 | Brock | Hoel | CAN |
| M68 | Joona | Lehtonen | FIN |
| M69 | Edoardo | Leone | USA |
| M70 | Scott | Ludford | USA |
| M71 | Max | Mahoney | USA |
| M72 | Logan | Pollander | USA |
| M73 | Tyler | Robakiewicz | USA |
| M74 | Blake | Selm | USA |
| M75 | Brett | Vancise | CAN |
