Adhar may refer to:

People Adhar Kumar Chatterji (1914–2001), Chief of the Naval Staff of the Indian Navy, first Indian Navy full admiral Adhar Sen (1855–1885), a disciple of the Indian mystic and yogi Ramakrishna Adhar, an alternative spelling of the Persian name Azar

Other uses Aadhaar, an identity number issued by the Unique Identification Authority of India ādhār, an Arabic name for the month of March; see Arabic names of calendar months

See also Adar, a month in the Hebrew calendar Aadhaaram, a 1992 Indian film