| Name | Team | Event Name |
|---|---|---|
| Cindy Guenthner | Hike Yosemite | |
| Cindy Lewis | Team SF Bay | America's Most Beautiful Bike Ride |
| Cindy Timpone | Jenny Booyah & the Peachy Tribe | WALT DISNEY WORLD Marathon Weekend |
| Cishawn Randolph | WALT DISNEY WORLD Marathon Weekend | |
| Claire Griffith | Boston Marathon | |
| Clare Decator | Suncoast | WALT DISNEY WORLD Marathon Weekend |
| Clare Loksa | Will Run for Remission | Bank of America Chicago Marathon |
| Claudia Ratliff | The Ratliff’s | WALT DISNEY WORLD Marathon Weekend |
| Cleveland Motley | America's Most Beautiful Bike Ride | |
| Cody Linhart | Bank of America Chicago Marathon |