| YC |
Young Conservative; Yeomanry Cavalry |
| YCNAC |
Young Conservatives National Advisory Committee |
| Yeo |
Yeomanry |
| YHA |
Youth Hostels Association |
| YMCA |
Young Men's Christian Association |
| Yorks |
Yorkshire |
| yr |
younger |
| yrs |
years |
| yst |
youngest |
| YWCA |
Young Women's Christian Association |
