YDAC
| Acronym | Definition |
|---|---|
| YDAC | York-Durham Aphasia Centre (Whitchurch-Stouffville, Ontario, Canada) |
| YDAC | Youth Drug and Alcohol Court (Australia) |
| YDAC | Yohkoh Data Archive Centre (est. 1994; UK) |
| YDAC | Youth Development Apprenticeship Centres (Trinidad & Tobago) |