| Name | Track | Diplomate Status | Certified Date | Expires |
|---|---|---|---|---|
| Robert Cohenour | EEG | Diplomate | 12/31/1979 | Never |
| Andrew J. Cole | 10/1/1988 | Never | ||
| Paul M. Colopy | 4/16/1988 | Never | ||
| W. Stroud Conner | 5/1/1983 | Never | ||
| Tawnya M. Constantino | EM | 10/3/2004 | 12/31/2024 | |
| Yvette Cook | 4/12/1987 | Never | ||
| Gregory W. Cooper | 12/31/1989 | Never | ||
| W. Stephen Corrie | 12/31/1989 | Never | ||
| Pedro E. Coutin-Churchman | NIOM | International | 11/2/2013 | 12/31/2023 |
| Joan B. Cracco | EEG | Diplomate | 12/4/1977 | Never |
| Roger Q. Cracco | EEG | Diplomate | 12/31/1968 | Never |
| Peter B. Crino | EM | 5/21/2011 | 12/31/2021 | |
| Marcos J. Cruz | GEN | 6/21/2014 | 12/31/2024 | |
| Joseph M. Cullen | EEG | Diplomate | 12/31/1973 | Never |
| O'Neill F. D'Cruz | 4/24/1993 | Never | ||
| Ahmad Daif | EM | International | 4/16/2016 | 12/31/2026 |
| Ahmad Daif | CC-EEG | International | 6/12/2019 | 12/31/2029 |
| David Daly | EEG | Diplomate | 12/31/1971 | Never |
| Jacob Danial | EEG | Diplomate | 12/31/1973 | Never |
| James C. Daniels | EEG | Diplomate | 12/31/1969 | Never |
| Larry Dashefsky | 12/31/1992 | Never | ||
| Richard Dasheiff | 11/14/1982 | Never | ||
| Anita Datta | EM | 11/12/2011 | 12/31/2021 | |
| Jasper R. Daube | EEG | Diplomate | 12/31/1971 | Never |
| John Davenport | 10/1/1988 | Never | ||
|
1427 Certificants
|
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