WOSM may refer to:
*
World Organization of the Scout Movement
The World Organization of the Scout Movement (WOSM ) is the largest and, after the Order of World Scouts (formed in 1911), is the second-oldest international organization in the Scout Movement, having been established in 1922. It has 176 members. ...
, a non-governmental international organization
*
WOSM (FM), a radio station (103.1 FM) in Ocean Springs, Mississippi, United States
* Worldwide Oil Spill Model, a simulation program for oil spills; see
Oil spill#Estimating the volume of a spill
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