YSD

AcronymDefinition
YSDYale School of Drama
YSDYankton School District (South Dakota)
YSDYour Sweet Disposition (band)
YSDSeaplane Wrecking Derrick (Self-Propelled)
YSDYouth Service Day (United Way)
YSDYolk Sac Diameter (pregnancy)
YSDYouth Sport Development (UK)
YSDDistrict Derrick, Seaplane Wrecking (US Navy)
YSDYoung Statisticians Denmark