| Name | Country | Rank | Recent Race | |
|---|---|---|---|---|
IA | Isaac Andre Ramazzini Marquez | 🇬🇹Guatemala | — | 13th — 2017 Managua Central American Games |
IC | Isaac Cajas Pilas | 🇪🇨Ecuador | — | 19th — 2025 World Triathlon Development Regional Cup Amatique Bay |
 | Isaac Chaves Nuñez | 🇨🇷Costa rica | — | 25th — 2025 World Triathlon Development Regional Cup Limon |
ID | Isaac Diaz | 🇺🇸United States | — | 16th — 2024 IRONMAN 70.3 La Quinta |
 | Isaac Lamprecht | 🇺🇸United states | — | 22nd — 2025 Americas Triathlon Cup La Habana |
IL | Isaac Lapointe | 🇨🇦Canada | — | 53rd — 2025 Americas Triathlon Cup Kelowna |
| 🇪🇸Spain | — | 5th — 2013 ESP Triathlon National Championships | ||
| 🇨🇷Costa rica | — | 31st — 2023 World Triathlon Development Regional Cup Limon | ||
| 🇨🇷Costa rica | — | DNF — 2023 World Triathlon Development Regional Cup Limon | ||
| 🇲🇾Malaysia | — | 19th — 2026 Asia Triathlon Cup and Southeast Asia Championships Putrajaya | ||
| 🇪🇨Ecuador | — | 14th — 2018 Puerto Lopez CAMTRI Sprint Triathlon American Cup | ||
| 🇨🇺Cuba | — | 1st — 2020 Habana PATCO Middle Distance Triathlon Iberoamerican Championships | ||
| 🇪🇸Spain | — | 8th — 2024 Peniscola Infinitri | ||
| 🇪🇨Ecuador | — | 9th — 2013 ECU Sprint Triathlon National Championships | ||
| 🇬🇧Great britain | — | 15th — 2025 ESP Middle Distance Triathlon National Championships | ||
| 🇧🇴Bolivia | — | DNF — 2023 World Triathlon Development Regional Cup Cochabamba | ||
| 🇪🇸Spain | — | DNF — 2019 ESP Middle Distance Triathlon National Championships | ||
| 🇬🇧Great britain | — | 28th — 2023 GBR Sprint Triathlon National Championships | ||
| 🇺🇸United States | — | 16th — 2019 IRONMAN 70.3 La Quinta | ||
| 🇩🇪Germany | — | 18th — 2014 GER Sprint Triathlon National Championships | ||
| 🇪🇸Spain | — | 23rd — 2025 ESP Sprint Triathlon National Championships | ||
| 🇵🇹Portugal | — | 11th — 2024 POR Middle Distance Triathlon Championships | ||
| 🇨🇺Cuba | — | 14th — 2025 Americas Triathlon Cup Manta | ||
| — | 17th — 2024 Half Pamplona | |||
| 🇩🇪Germany | — | 10th — 2026 Africa Triathlon Cup El Galala | ||
| 🇩🇴Dominican republic | — | — | ||
| 🇨🇴Colombia | — | 9th — 2024 COL Sprint Triathlon National Championships | ||
| 🇯🇲Jamaica | — | DNF — 2023 LTU Sprint Triathlon National Championships | ||
| 🇦🇹Austria | — | 30th — 2025 NED Sprint Triathlon National Championships | ||
| 🇺🇸United states | — | 50th — 2024 Americas Triathlon Cup Magog | ||
| — | 13th — 2018 Challenge Samorin | |||
| 🇲🇽Mexico | — | 21st — 2025 Americas Triathlon Cup Ixtapa | ||
| 🇳🇿New zealand | — | 15th — 2019 Gold Coast OTU Sprint Triathlon Oceania Cup | ||
| 🇦🇹Austria | — | DNF — 2022 AUT Long Distance Triathlon National Championships | ||
| 🇵🇷Puerto rico | — | 3rd — 2026 World Triathlon Development Regional Cup Bridgetown | ||
| 🇬🇧Great britain | — | 25th — 2023 GBR Sprint Triathlon National Championships | ||
| 🇬🇧Great britain | — | 39th — 2025 Europe Triathlon Cup Tenerife - Santa Cruz | ||
| 🇩🇪Germany | — | 11th — 2006 Challenge Roth | ||
| 🇨🇦Canada | — | 48th — 2021 Americas Triathlon Cup Long Beach | ||
| 🇧🇧Barbados | — | 4th — 2025 Americas Triathlon CARIFTA Championships Tobago | ||
| 🇦🇷Argentina | — | 8th — 2026 World Triathlon Development Regional Cup Formosa | ||
| 🇬🇧Great britain | — | 14th — 2023 GBR Sprint Triathlon National Championships | ||
| 🇦🇺Australia | — | — | ||
| 🇳🇿New zealand | — | 22nd — 2024 Oceania Triathlon Super-Sprint Championships Gold Coast | ||
| — | DNF — 2018 IRONMAN Malaysia | |||
| 🇫🇷France | — | 15th — 2013 FRA Long Distance Triathlon National Championships | ||
| 🇮🇪Ireland | — | 8th — 2024 BEL Triathlon National Championships | ||
| 🇧🇪Belgium | — | 12th — 2013 BEL Long Distance Triathlon National Championships |
