YBM

YBM may refer to:


 * ybm, ISO 639 code for the Yaben language
 * YBM Inc. (formerly YBM Si-sa), a Korean educational company which is also known for developing the Nintendo DS software Touch Dictionary
 * YBM Seoul Records, a former subsidiary of YBM group, later sold to Kakao and renamed Kakao M
 * YBM, former IATA code for Bronson Creek Airport, Canada
 * Young Bretons Movement/Ar Vretoned Yaouank, the youth section of the Breton Party in France
 * YBM Magnex, originally known as Alberta-incorporated company Partecs, purportedly used in a "pump and dump" scheme