VLM can refer to:

• Veículo Lançador de Microssatélites, a Brazilian launcher of satellites
• Very large memory computers
• Vic Lee Motorsport, a British motor racing team
• Virgin London Marathon
• Virtual Light Machine
• Virtual Loadable Module, modular drivers of Novell's 16-bit NetWare client for DOS/Windows
• Visceral larva migrans (human toxocarosis), a parasitary human disease due by Toxocara cati or Toxocara canis
• Visible light microscope, a type of microscope to magnify images by means of visible light
• VLM Airlines Slovenia, a sister airline to the Belgian VLM Airlines
• VLM Airlines, a defunct Belgian regional airline
• vorarlberg museum the former Vorarlberger Landesmuseum in Bregez, Austria
• Vortex lattice method, a numerical method used in computational fluid dynamics