JN | John Newsom | | — | 15th — 2008 Challenge Roth |
JO | John O'Neill | 🇺🇸United states | — | 36th — 2018 Ixtapa CAMTRI Sprint Triathlon American Cup |
JO | John O'Rourke | 🇮🇪Ireland | — | 8th — 2021 IRL Sprint Triathlon National Championships |
JP | John Paul Devine | 🇮🇪Ireland | — | 9th — 2022 IRL Long Distance Triathlon National Championships |
JP | John Paul Makona Stroop | 🇰🇪Kenya | — | 14th — 2025 Africa Triathlon Cup Kilifi |
JP | John Paul Peralta | 🇬🇮Gibraltar | — | 8th — 2018 GIB Sprint Triathlon National Championships |
| | 🇮🇪Ireland | — | 9th — 2024 BEL Triathlon National Championships |
| | 🇵🇭Philippines | — | 24th — 2018 IRONMAN 70.3 Philippines |
| | 🇦🇺Australia | — | 12th — 2015 Austria |
| | 🇨🇦Canada | — | DNF — 2022 Americas Triathlon Cup Punta Cana |
| | 🇺🇸United states | — | 30th — 2025 WTCS Wollongong |
| | 🇨🇱Chile | — | 5th — 2015 Paracas CAMTRI Middle Distance Triathlon American Cup |
| | 🇺🇸United States | — | DNF — 2007 IRONMAN Florida |
| | | PTO #731 | 7th — 2025 Hervey Bay 100 |
| | 🇦🇸American samoa | — | 19th — 2019 Samoa Pacific Games (Triathlon) |
| | 🇺🇸United States | — | 14th — 2008 IRONMAN Louisville |
| | 🇺🇸United states | — | 55th — 1996 Muncie ITU Long Distance Triathlon World Championships |
| | | — | 28th — 2024 IRONMAN 70.3 Zell am See-Kaprun |
| | 🇧🇲Bermuda | — | 14th — 2013 BER Triathlon National Championships |
| | 🇦🇺Australia | — | 199th — 2005 IRONMAN Australia |
| | | — | DNF — 2007 IRONMAN New Zealand |
| | 🇲🇹Malta | — | DNF — 2013 MLT Triathlon National Championships |
| | 🇵🇭Philippines | — | 40th — 2025 Asia Triathlon Cup Subic Bay |
| | 🇮🇪Ireland | — | 8th — 2022 IRL Middle Distance Triathlon National Championships |
| | 🇺🇸United states | — | — |
| | 🇺🇸United states | PTO #356 | 30th — 2025 IRONMAN 70.3 La Quinta |
| | | — | 22nd — 2019 IRONMAN 70.3 Astana |
| | 🇯🇲Jamaica | — | DNF — 2018 Bridgetown CAMTRI Sprint Triathlon American Cup and Central American and Caribbean Championship |
| | 🇸🇧Solomon islands | — | 2nd — 2016 Honiara OTU Triathlon Pacific Islands Championships |
| | 🇪🇨Ecuador | — | 44th — 2023 World Triathlon Cup Vina del Mar |
| | | — | 29th — 2015 Austria |
| | 🇬🇧Great britain | — | 10th — 2024 Gdansk FISU World University Triathlon Championships |
| | 🇦🇺Australia | — | DNF — 2014 Cairns |
| | | — | 19th — 2016 IRONMAN 70.3 Xiamen |
| | 🇪🇨Ecuador | — | DNF — 2010 Salinas ITU Triathlon Pan-American Cup |
| | 🇯🇵Japan | — | 63rd — 2025 Asia Triathlon Cup Osaka Castle |
| | | — | 18th — 2013 Sweden |
| | | — | 19th — 2014 IRONMAN 70.3 Philippines |
| | 🇧🇪Belgium | — | 7th — 2014 NED Triathlon National Championships |
| | 🇨🇭Switzerland | — | 22nd — 2024 World Triathlon Championship Series Weihai |
| | 🇳🇱Netherlands | — | 10th — 2022 BEL Middle Distance Triathlon National Championships |
| | 🇺🇸United states | — | 15th — 2009 ITU Long Distance |
| | 🇨🇦Canada | — | 10th — 2015 CAN Middle Distance Triathlon National Championships |
| | 🇧🇪Belgium | — | 23rd — 2013 FRA Triathlon National Championships |
| | 🇧🇪Belgium | — | 15th — 2017 BEL Triathlon National Championships |
| | 🇧🇪Belgium | PTO #337 | 5th — 2026 Challenge Sir Bani-Yas |
| | 🇪🇸Spain | — | 16th — 2017 Herning ETU Challenge Middle Distance Triathlon European Championships |
| | | — | 50th — 2024 Half Pamplona |
