Adar is a month of the Hebrew calendar.

Adar may also refer to:

• Adar (Star Wars), a creature in the Star Wars universe
• `Adar, a village in Yemen
• Adar, Iran, a village in Iran
• Adar River in the state of Upper Nile, South Sudan
• Adar oilfield in South Sudan
• Atar or Adar, a Middle Persian term for Zoroastrian fire
• ADAR, a type of Adenosine deaminase acting on RNA

People with the name

• Jimmy Adar (born 1987), Ugandan middle distance runner
• Tamar Adar (1939-2008), Israeli writer

Fictional

• President Adar, a character in the original Battlestar Galactica
• Richard Adar, a character in the reimagined Battlestar Galactica

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