- DMAB stands for Designated Male at Birth
- DMAB stands for p-dimethylaminobenzaldehyde (lab analysis chemical)
- DMAB stands for Direct Mail Advisory Board (est. 1995; UN Universal Postal Union)
- DMAB stands for Du Monde au Balcon (French: Balcony of the World)
- DMAB stands for Du Monde Aux Balkans (Grenoble, France festival)
DMAB