Sisai refers to a village in Siwan district, in Bihar, India
It also refers to:
Sisai, Hisar, an Indus Valley Civilisation site and a village in Haryana, India Sisai block, a community development block in Jharkhand, India Sisai, Gumla, a village in Jharkhand, India Sisai (Vidhan Sabha constituency), a state assembly constituency in Jharkhand, India