SWM may refer to:
- swm or Selbourne Window Manager, a free X Window manager
- SWM (motorcycles) or Speedy Working Motors, a manufacturer of off-road motorcycles in the 1970s and 1980s
- Stanford Watershed Model, a hydrology transport model
SV.VM (Sironi Vergani Vimercate Milano) was founded in 1971 by Piero Sironi and Fausto Vergani and was based in Milan, Italy. SWM manufactured Observed Trials, Enduro, Motocross and off-road motorcycles in the 1970s and 1980s. They started with small capacity Sachs engined enduro bikes and began making Rotax engined trials bikes in 1977. The other main manufacturers at this time included Fantic Motor, Bultaco and Montesa. Making the announcement during ECIMA 2014 show in Milan, SWM are back on the market by introducing six street and off-road bikes with engine size between 300 and 650cc.