JC | John Cornish | | — | DNF — 2008 IRONMAN Australia |
JD | John Dahlz | | — | DNF — 2021 IRONMAN 70.3 Indian Wells La Quinta |
JD | John Dunbar | | — | 2nd — 1979 IRONMAN Hawaii |
JF | John Flanagan | | — | 15th — 2011 Florida |
JF | John Flanagan Iii | 🇺🇸United States | — | 15th — 2011 Florida |
JG | John Galindo | 🇪🇸Spain | — | 15th — 2017 Switzerland |
JG | John Galindo Rooney | 🇪🇸Spain | — | 20th — 2017 Barcelona |
| | | — | 33rd — 2014 IRONMAN 70.3 Philippines |
| | | — | 26th — 2018 ITU Long Distance |
| | | — | 6th — 1984 IRONMAN Hawaii |
| | | — | 18th — 2018 IRONMAN Arizona |
| | | — | 41st — 2021 Challenge Miami |
| | | PTO #178 | 61st — 2025 IRONMAN 70.3 World Championship |
| | | — | 4th — 2018 Challenge Iskander Puteri |
| | | — | 20th — 2017 Barcelona |
| | | — | 16th — 2015 Wildflower |
| | 🇰🇪Kenya | — | — |
| | | — | 15th — 2008 Challenge Roth |
| | 🇰🇪Kenya | — | 14th — 2025 Africa Triathlon Cup Kilifi |
| | 🇵🇭Philippines | — | 24th — 2018 IRONMAN 70.3 Philippines |
| | | — | 12th — 2015 Austria |
| | | — | DNF — 2016 Mont-Tremblant |
| | | — | 30th — 2025 WTCS Wollongong |
| | 🇺🇸United States | — | DNF — 2007 IRONMAN Florida |
| | | PTO #731 | 7th — 2025 Hervey Bay 100 |
| | 🇺🇸United States | — | 14th — 2008 IRONMAN Louisville |
| | | — | 28th — 2024 IRONMAN 70.3 Zell am See-Kaprun |
| | 🇦🇺Australia | — | 199th — 2005 IRONMAN Australia |
| | | — | DNF — 2007 IRONMAN New Zealand |
| | 🇺🇸United states | — | — |
| | | PTO #356 | 30th — 2025 IRONMAN 70.3 La Quinta |
| | | — | 22nd — 2019 IRONMAN 70.3 Astana |
| | | — | 29th — 2015 Austria |
| | 🇬🇧Great britain | — | 4th — 2024 Gdansk FISU World University Triathlon Championships |
| | 🇦🇺Australia | — | DNF — 2014 Cairns |
| | | — | 19th — 2016 IRONMAN 70.3 Xiamen |
| | | — | 18th — 2013 Sweden |
| | | — | 19th — 2014 IRONMAN 70.3 Philippines |
| | 🇨🇭Switzerland | — | 22nd — 2024 World Triathlon Championship Series Weihai |
| | | — | 15th — 2009 ITU Long Distance |
| | | PTO #337 | 5th — 2026 Challenge Sir Bani-Yas |
| | | — | 50th — 2024 Half Pamplona |
| | 🇪🇸Spain | — | 24th — 2019 IRONMAN Lanzarote |
| | | — | 17th — 2024 Triatlon Fromista |
| | | — | 21st — 2015 IRONMAN 70.3 St. Croix |
| | 🇺🇸United states | — | 34th — 2024 IRONMAN 70.3 Michigan |
| | | PTO #929 | 13th — 2025 VI Half Gasteiz |
| | 🇳🇴Norway | — | DNF — 2025 IRONMAN Cozumel |
