| Name | Cohort | Country |
|---|---|---|
| C Chohan Mavir | UK | |
| C J Majoduvy | India | |
| Cabral Pacheco Fabio | Brazil | |
| Cadete Mario | UK | |
| Cafagna Michele | Switzerland | |
| Cafri Sinan | Germany | |
| Cagliero Emanuele D |
Italy | |
| Cai Chuangang | China | |
| Cai Chujia | UK | |
| Cai Jundong (Benny) | UK | |
| Cai Lei D |
USA | |
| Cai MingDa | China | |
| Cain Christopher James | UNITED STATES | |
| Caironi Davide PJ W |
Italy | |
| Calaway Jr William | USA | |
| Calinescu Lyudmila | UK | |
| Calixto Enrique | Spain | |
| Calzetta Mattia | UK | |
| Camacho Bustillo Alfonso | Mexico | |
| Cameron Anthony | UK | |
| Campana Bruno | United Kingdom | |
| Campbell Alasdair | UK | |
| Campbell Simon | UK | |
| Campbell-Brady Geoff | UK | |
| Campos Wesley | Brazil | |
| Canales Zambrano Héctor Alonso | Chile | |
| Candar Mert | Isle of Man | |
| Cannon Tom D |
UK | |
| Cao Junming | UK | |
| Cao Li D |
USA | |
| Cao Qiang | China | |
| Cao Runsun | China | |
| Cao Tiancheng | China | |
| Cao YiFan | China | |
| Cao Yue | China | |
| Cao Yuting | China | |
| Cao Zheng D |
China | |
| Carabajal Zamora Juan Pablo | Spain | |
| Carabajal Zamora Monica | Luxembourg | |
| Cardoso de Oliveira Leonardo | Brazil |
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