| NAME | TOWN |
| YAGER | Gaines Murray |
| YAGGE | Ridgeway |
| YAGIELSKI | Ridgeway |
| YAGO | Shelby |
| YANKEE/YAHNKEE | Barre Carlton |
| YARRINGTON | Shelby |
| YATES | Clarendon |
| YAWMAN | Ridgeway |
| YAXLEY | Ridgeway Shelby |
| YOGAZKA | Ridgeway |
| YONFRIED | Murray |
| YORK | Yates |
| YOUGALL | Ridgeway |
| YOULES | Ridgeway |
| YOUNG/YOUNGS | Barre Gaines Kendall Murray Ridgeway Shelby |
| YULA | Murray |
| ZAKROWSKI | Ridgeway |
| ZAKZENSKI | Ridgeway |
| ZANOW | Yates |
| ZIEGLER | Albion |
| ZIMMERMAN | Ridgeway Shelby |
| ZORN | Gaines |