BLM most commonly refers to:
- Black Lives Matter, an international activist movement and organization
- Bureau of Land Management, a U.S. federal government agency
BLM may also refer to:
Arts, entertainment, and media
- Bleed Like Me, a 2005 album by American rock band Garbage
- Bokvennen litterært magasin, a Norwegian literary magazine
Organizations
- BLM (law firm), a law firm in the United Kingdom and Ireland
- Blue Lives Matter, a pro-police movement in the United States
Places
Administrative divisions
- Saint Barthélemy's ISO 3166-1 alpha-3 country code
Buildings
- BLM Geothermal Plant, a geothermal power plant near Ridgecrest, California, United States
- BLM Group Arena, a sports arena in Trento, Trentino, Italy
- Braunschweigisches Landesmuseum, a history museum in Brunswick, Lower Saxony, Germany
Science and technology
- Basic Language Machine, an early 1960s computer
- Biotic Ligand Model, toxicology tool
- Black lipid membranes, in cell biology
- Bleomycin, a cancer medication
- Bloom syndrome protein, in genetics
- Helicase, also called BLM protein
Transportation
- BLM Heliport, a private heliport in Prineville, Oregon, United States
- Bergbahn Lauterbrunnen-Mürren, a railway line in Switzerland
- Blue Sky Airlines, defunct Armenian airline
- Monmouth Executive Airport's IATA code