ARSD

ARSD or ArsD may refer to:


 * ARS-D, the Alliance for the Re-liberation of Somalia
 * ArsD, a trans-acting repressor of the arsRDABC operon that confers resistance to arsenicals and antimonials in Escherichia coli; see Ars operon
 * A US Navy hull classification symbol: Salvage lifting vessel (ARSD)
 * ARSD, a type of arylsulfatase
 * ARSD, the New York Stock Exchange symbol for the Arabian American Development Company
 * Atma Ram Sanatan Dharma College, formerly Sanatan Dharma College, a co-educational constituent college of the University of Delhi in India
 * The American Roller Skating Derby, a professional roller derby league in the United States
 * Aleutian Region School District