| Williams, Laura | Office Assistant | Recreation & Senior Services | 949-718-1827 | |
| Williams-Hunter, Terry | Utilities Specialist | Utilities | 949-718-3416 | |
| Williamson, Janine | Fiscal Specialist | Finance | 949-644-3142 | |
| Wilson, Anthony | Maintenance Operator, Senior | Public Works | 949-718-3463 | |
| Wilson, Charles | Building Inspector II | Community Development | 949-644-3261 | |
| Winkelmann, Joseph | Lifeguard I | Fire | | |
| Winokur, Keith | Fire Captain 112 Hours | Fire | 949-644-3377 | |
| Winstead, Matthew | Recreation Leader, Senior | Recreation & Senior Services | | |
| Wojciechowski, Micheal | IT Supervisor | City Manager | 949-644-3088 | |
| Wolfe, Avery | Lifeguard I | Fire | | |
| Wood, Trevor | Recreation Leader, Senior | Recreation & Senior Services | | |
| Woodruff, John | Lifeguard I | Fire | | |
| Wright, Gavin | Lifeguard Captain | Fire | 949-644-3177 | |
| Wuerfel, Gavin | Lifeguard II | Fire | | |
| Wun, Raymi | Deputy Fire Marshal | Fire | 949-644-3110 | |
| Yacenda, Adam | Lifeguard Battalion Chief | Fire | 949-644-3046 | |
| Yaghsezian, Lorig | Management Analyst | City Manager | 949-644-3028 | |
| Yamada, Susan | Department Assistant | Community Development | 949-644-3280 | |
| Yang, Danielle | Librarian I | Library - City | 949-717-3814 | |
| Yaroma, Nicholas | Firefighter Paramedic 112 Hour (Before 1-1-2016) | Fire | 949-644-3104 | |
