BMU
BMU may refer to:
- Baba Mast Nath University, Haryana, India
 - Bangladesh Medical University, 1st medical university in Dhaka, Bangladesh
 - Bangladesh Maritime University, maritime university in Bangladesh
 - Basic multicellular unit, temporary structure for bone remodeling
 - Battery management or monitoring unit, see battery management system
 - Beachmaster Unit One, a United States Navy amphibious beach party unit
 - Bi-mode multiple unit, a type of train, see electro-diesel multiple unit
 - BMU, the ISO-3166 code for Bermuda
 - Building maintenance unit, a device used to assist in the maintenance of large structures
 - Bundesministerium für Umwelt, Naturschutz und Reaktorsicherheit, a ministry of the Federal Republic of Germany
 - Business and Management University, today BMU Lebanese French University