The Hill State People's Democratic Party (HSPDP) is a regional political party active in the state of Meghalaya, northeast India. Formed in 1968 as a split from the All Party Hill Leaders Conference by Hopingstone Lyngdoh, the HSPDP has had representatives in the Meghalaya Legislative Assembly since the Assembly's first elections in 1972. The HSPDP has been a junior member of coalition governments in Meghalaya on a number of occasions and following the 2018 election joined the National People's Party-led government of Chief Minister Conrad Sangma.