Bidadari Cemetery is a defunct cemetery in Singapore. It used to serve the Christian, Muslim, Hindu and Sinhalese communities, and accepted burials between 1907 and 1972. The site of Bidadari Cemetery used to be Istana Bidadari, the home of Che Puan Besar Zubaidah, who was the second wife of Sultan Abu Bakar of Johor Istana.

Bidadari is a housing estate and a subzone of Toa Payoh planning area, in the Central Region of Singapore.