| Janis, Joseph | Fire Staff Captain, Ems/Training | Fire | 949-644-3104 | |
| Janda, Anna | Senior Pool Lifeguard | Recreation & Senior Services | | |
| Jameson, Tyler | Senior Pool Lifeguard | Recreation & Senior Services | | |
| Jalandoni, Nathan | Recreation Leader, Senior | Recreation & Senior Services | | |
| Jacome, Sully | Library Clerk I | Library - City | 949-717-3838 | |
| Jacome, Nicholas | Recreation Leader, Senior | Recreation & Senior Services | | |
| Jacome, Francine | Administrative Assistant | Library - City | 949-717-3809 | |
| Jacob, Jericho | Recreation Leader, Senior | Recreation & Senior Services | | |
