YSP

YSP may refer to:


 * Yemeni Socialist Party
 * Party of Greens and the Left Future (YSP), a Turkish political party
 * Yield spread premium, a cash rebate paid by a lender to a mortgage broker if the broker sells a mortgage at an above-Par interest rate to a borrower
 * Yorkshire Sculpture Park, in Yorkshire, England
 * FSU Young Scholars Program, a residential science and mathematics program in Florida
 * Marathon Aerodrome (IATA code), in Marathon, Ontario, Canada
 * Yale shooting problem, a situational logic conundrum formulated at Yale University
 * A US Navy hull classification symbol: Salvage barge (YSP)