IRONMAN Pro Series 70.3 Oceanside Start List

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. This iconic early season race will once again pit some of the top talent in the sport against each other in the birthplace of triathlon. The Athletic Brewing IRONMAN 70.3 Oceanside triathlon will offer a total prize purse of $50,000 USD, with the male and female winners each taking $7,500 USD 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 to produce thrilling races with unforgettable performances and 2025 is shaping up to be another race for the ages. With three qualifying slots per gender available for the 2025 IRONMAN 70.3 World Championship triathlon in Marbella, Spain, the stakes are high as the performance-based world series rolls into its third event of the 2025 race season.

In what is sure to be a race to remember, 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.

A men's field packed with firepower will see reigning IRONMAN^® World Champion Patrick Lange (DEU) look to kick off his season with a good result when he returns to Oceanside hoping to better his 17th place finish in 2024. Also kicking off their season and bringing World Championship accolades to SoCal are Norwegian duo Gustav Iden, 2022 IRONMAN World Champion, and Kristian Blummenfelt, 2021 IRONMAN World Champion, both making their debuts in Oceanside. 

Reigning Athletic Brewing IRONMAN 70.3 Oceanside champion Lionel Sanders (CAN) will wear the number one bib as he returns to California to defend his title. The perennial favorite will look to add to his three wins in Oceanside (2024, 2017, 2016) and get his season off to a flying start. Two-time IRONMAN 70.3 Oceanside champion (2021, 2019) and two-time IRONMAN 70.3 World Championship runner-up Ben Kanute (USA) also returns to the start line aiming for another podium finish.

Other top contenders kicking off their seasons include 2024 IRONMAN World Championship^® podium finisher Rudy von Berg (USA), who typically performs well in Oceanside, finishing in the top five in all three previous appearances, as well as five-time IRONMAN winner Chris Leiferman (USA), and Trevor Foley (USA), who last year secured two IRONMAN 70.3 wins and a maiden IRONMAN victory.

On the women’s side, 2024 IRONMAN Pro Series runner up Jackie Hering (USA) will be returning to Oceanside for the first time since her fifth place finish in 2022. Another front runner will be 2022 IRONMAN 70.3 World Championship second place finisher Paula Findlay (CAN) who will take to the start line in Oceanside for the seventh time. Findlay has never finished lower than sixth at the event and captured the women’s title in a fall edition of Oceanside in 2021.  Five-time IRONMAN 70.3 winner Tamara Jewett (CAN)  will also hope to replicate her previous success in this race, where in 2023 she secured an impressive win in Oceanside against a deep field.

Other challengers on the women’s side include 2024 IRONMAN Lake Placid champion Danielle Lewis (USA) who will be looking to repeat the success she achieved throughout the season in 2024 that saw her earn sixth place finish in the inaugural IRONMAN Pro Series, and Alice Alberts (USA) who carried her success in 2023 winning IRONMAN Lake Placid and IRONMAN Maryland, to a strong ninth place finish in the 2024 IRONMAN Pro Series.

Below are the professional start lists, (subject to change):