| JDAC | Juvenile Diabetes Awareness club | 青少年糖尿病意识俱乐部 |
| JDAC | Joint Doctrine Air Campaign | 联合条令空中战役 |
| JDAC | Japanese Development Assistance Committee | 日本发展援助委员会 |
| JDAC | Jewish Domestic Abuse Collaborative | 犹太家庭虐待合作组织 |
| JDAC | JJIS District Area Contact | JJIS地区联系人 |
| JDAC | Jubilee Debt Advice Centre | 禧年债务咨询中心 |
| JDAC | Joint Designation Appeals Committee | 联合任命上诉委员会 |