| Name | Team | Event Name |
|---|---|---|
| Calli Merkel | Brave Hearts | Hike Yosemite |
| Cameron Allen | TCS New York City Marathon | |
| Camille Otruba | Brave Hearts | Hike Yosemite |
| Carl Sygiel | DIY: Your TEAM, Your Way | |
| Carla Brown | Team John Honey | Hike Yosemite |
| Carla Ferreyra | WALT DISNEY WORLD Marathon Weekend | |
| Carlo Canepa | Bank of America Chicago Marathon | |
| Carlos Guzman | Bank of America Chicago Marathon | |
| Carly Mockenhaupt | Hail Mary Poppins | WALT DISNEY WORLD Marathon Weekend |
| Carly Swell | Bank of America Chicago Marathon |