25 Age-Group Athletes Take Titles at 2025 IRONMAN 70.3 World Champs Marbella, Spain

Tuesday 11 November 2025

The South of Spain hosted some of the top athletes in the world over the weekend, as 25 athletes captured 2025 Precision Fuel & Hydration IRONMAN® 70.3® World Championship triathlon titles in Marbella, Spain on Saturday, Nov. 8 and Sunday, Nov. 9. More than 6,300 athletes from 114 different countries, regions, and territories competed in Marbella.

The overall Age-Group World Champions crowns went to Switzerland’s Samuel Studer (M18-24) and Corina Hengartner (F45-49) who finished in 4:06:14 and 4:52:35, respectively. France had the most Age-Group World Champions with 4, while Switzerland, the United Kingdom, and the United States each shared three apiece. The youngest Age Group World Champions were Juliette Lucet from Béruges, France, competing in the F18-24 and posting a 4:55:22 finish time, and Samuel Studer from Melien, Switzerland, competing in the M18-24. 73-year-old Alexandra Dronkers captured the F70-74 Age-Group title, and Albert Dulac of Modane, France took the win of the M80-84 category in an incredible time of 7:33:08.
 
Additionally, former Belgian professional road cyclist and 2016 Olympic Gold Medalist Greg Van Avermaet completed the course in 4:07:17 to win the M40-44 age group at his first IRONMAN 70.3 World Championship triathlon and 2006 IRONMAN World Champion Michellie Jones of Australia won her second straight Age Group title (competing in the F55-59 category this year), finishing the course in 5:25:36.

Below are the winners in each age group:
 

Women
Div Age Name City, Country Swim Bike Run Finish
F18-24 22 Juliette Lucet Béruges, France 00:28:51 02:52:18 01:28:45 04:55:22
F25-29 27 Larissa Jasper Cologne, Germany 00:30:33 02:52:59 01:23:31 04:54:15
F30-34 29 Natasha Harris-White Henley-On-Thames,
England, UK
00:31:36 02:56:45 01:23:15 04:58:13
F35-39 38 Ewelina Wolos Warszawa, Poland 00:37:21 02:51:00 01:25:21 04:59:30
F40-44 40 Christine Verdonck Brecht, Belgium 00:31:59 02:48:21 01:32:48 04:59:30
F45-49 47 Corina Hengartner Herisau, Switzerland 00:32:09 02:47:28 01:26:52 04:52:35
F50-54 50 Sharon Schmidt-Mongrain Lafayette Hill,
Pennsylvania, USA
00:35:32 03:08:55 01:27:47 05:20:34
F55-59 54 Michellie Jones* Carlsbad, Calif.,
USA (Rep. Australia)
00:32:28 03:07:46 01:37:59 05:25:36
F60-64 60 Sophie Kerlaouezo Vichy, France 00:41:48 03:23:27 01:41:14 05:55:12
F65-69 66 Judy McNary Louisville, Colo., USA 00:38:28 03:28:39 01:54:58 06:11:37
F70-74 73 Alexandra Dronkers Benicia, Calif., USA
(Rep. Netherlands)
00:43:10 03:59:16 02:22:52 07:17:28

 
 

Men
Div Age Name City, Country Swim Bike Run Finish
M18-24 23 Samuel Studer Meilen, Switzerland 00:24:02 02:18:34 01:17:01 04:06:14
M25-29 27 Quentin Amaral Dubai, UAE (Rep France) 00:27:40 02:23:47 01:14:43 04:11:55
M30-34 31 Luke Tasker Vancouver, B.C., Canada 00:25:26 02:23:07 01:14:04 04:08:18
M35-39 38 Lars Wichert Asendorf, Germany 00:29:27 02:23:08 01:18:59 04:17:40
M40-44 40 Greg Van Avermaet Dendermonde, Belgium 00:31:02 02:16:08 01:21:30 04:15:56
M45-49 48 Donald Brooks Teignmouth, England, UK 00:26:26 02:29:48 01:17:23 04:18:57
M50-54 53 Paul Lunn Peterborough, England, UK 00:30:58 02:33:07 01:22:38 04:33:05
M55-59 56 Lennie Kristensen Sjælland, Denmark 00:34:11 02:32:40 01:27:04 04:41:41
M60-64 61 Adrian Santonastaso Frauenfeld, Switzerland 00:33:07 02:41:18 01:30:59 04:51:59
M65-69 68 Eben Jones Boulder, Colo. USA 00:27:29 02:51:11 01:42:03 05:09:20
M70-74 70 Christos Garefis Thessaloniki, Greece 00:31:46 03:09:28 01:59:06 05:48:23
M75-79 75 Guido Dona Meyrin, Switzerland
(Rep Italy)
00:39:15 03:25:59 02:17:51 06:34:43
M80-84 80 Albert Dulac Modane, France 00:58:26 03:53:56 02:24:35 07:33:08
HC 38 Jan Tomanek Suchodol, Czech Republic 00:37:48 04:33:06 01:41:50 07:02:50

 
*Former IRONMAN World Champion
 
Athletes began their 2025 Precision Fuel & Hydration IRONMAN 70.3 World Championship journey with a 1.9km (1.2-mile) swim in the Mediterranean Sea, starting and ending from stunning Levante Beach in Puerto Banús. Athletes then embarked on a 90km (56-mile), single loop course traveling along the famed “Golden Mile” palm lined avenue that parallels the sea, heading and passing the scenic views of the towns of Monda, Coin, and Ojén before returning back to the beautiful marina of Puerto Banús. The two-loop, 21.1 km (13.1-mile) run course took athletes immediately onto the picturesque Marbella Promenade which parallels the Mediterranean Sea, before culminating at the water’s edge on the beach for an unforgettable IRONMAN 70.3 World Championship finish line.
 
Full results for the 2025 Precision Fuel & Hydration IRONMAN 70.3 World Championship triathlon can be found at www.ironman.com/races/im703-world-championship-2025/results.
 
For more information about the 2025 Precision Fuel & Hydration IRONMAN 70.3 World Championship event, please visit www.ironman.com/im703-world-championship.To learn more about the IRONMAN and IRONMAN 70.3 brands and series of events, please visit www.ironman.com.

IRONMAN Triathlon (Photo: Sharon Schmidt-Mongrain)


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