| Dooley, Griffin | Community Outreach Worker | City Manager | (714) 754-7511 | Email |
| Daily, Mikelle | Grant Administrator | Economic and Development Services | (714) 754-5678 | Email |
| Doudar, Ziad | Building Official | Economic and Development Services | (714) 754-5604 | Email |
| Do, Kyle | Senior Programmer Analyst | Information Technology | (714) 754-5397 | Email |
| Dearden, Courtni | Police Records Technician | Police Department | (714) 754-5373 | |
| Duong, Son | Police Records Technician | Police Department | (714) 754-5373 | Email |
| Defuria, A. | Police Detective | Police Department | (714) 754-5364 | Email |
| Dodero, Tony | Public Information Officer | City Manager, Communications | (714) 754-5288 | Email |
| Dehuff, D. | Police Reserve Officer | Police Department | (714) 754-5281 | Email |
| Dean, S. | Police Officer | Police Department | (714) 754-5281 | Email |
| Davis, L. | Police Officer | Police Department | (714) 754-5281 | Email |
| Donoghue, A. | Police Officer | Police Department | (714) 754-5281 | Email |
| Drapkin, Scott | Assistant Director | Economic and Development Services | (714) 754-5278 | Email |
| Diaz, C. | Police Lieutenant | Police Department | (714) 754-5266 | Email |
| Diaz, Lizette | Public Safety Dispatcher | Police Department | (714) 754-5252 | Email |
| Dam, Ron | Video Production Specialist | City Manager, Communications | (714) 754-5233 | Email |
| Duesund, Elizabeth | Police Records Shift Supervisor | Police Department | (714) 754-5215 | Email |
| Deutsch, Nick | Maintenance Worker | Public Works | (714) 754-5200 | Email |
| Dance, Julie | Civilian Investigator | Police Department | (714) 754-5197 | Email |
| Dalton, Kelly | Fairview Park Administrator | Park and Community Services | (714) 754-5135 | Email |
