CK | Csaba Kuttor | | — | 17th — 2012 IRONMAN 70.3 California |
CL | Csongor Lehmann | | PTO #577 | 10th — 2025 WTCS Wollongong |
CC | Curt Chesney | | — | 15th — 2010 IRONMAN St. George |
CF | Curtis Feltner | 🇺🇸United States | — | 8th — 2019 IRONMAN 70.3 Indian Wells La Quinta |
CF | Curtiss Feltner | | — | 8th — 2019 IRONMAN 70.3 Indian Wells La Quinta |
CM | CW Moran | | — | 9th — 2014 IRONMAN 70.3 Cozumel |
CK | Cymon Kersch | | — | 11th — 2019 IRONMAN 70.3 Astana |
CM | Cynthia Marks | | — | 4th — 1981 IRONMAN Hawaii |
| | | — | 15th — 2008 IRONMAN 70.3 World Championship |
| | | — | 18th — 2019 Challenge Gran Canaria |
| | | — | DNF — 2025 IRONMAN 70.3 Pays d'Aix |
| | | PTO #320 | 8th — 2025 Hervey Bay 100 |
| | | — | DNF — 2009 IRONMAN 70.3 California |
| | | — | 26th — 2008 IRONMAN Nice |
| | 🇫🇷France | — | 18th — 2007 Australia |