Mab
- Blog
- David Mabberley
- Henry Mabb
- James Mabbe
- MAB Corporation
- MAB Paints
- Mab (moon)
- Mab Copland Lineman
- Mab Darogan
- Mab Segrest
- Mabel Besant-Scott
- Mabuhay Gardens
- Malaysia Airlines
- Malicet et Blin
- Man and the Biosphere Programme
- Manufacture d'armes de Bayonne
- Maschinelles Austauschformat für Bibliotheken
- Medical Affairs Bureau
- Mercado Alternativo Bursátil
- Metropolitan Asylums Board
- Michael Angelo Batio
- Monoclonal antibody
- Movimento dos Atingidos por Barragens
- Multi-armed bandit
- Muslim Association of Britain
- Pattie Fotheringhame
- Queen Mab
- Yutanduchi Mixteco language