Tammuz may refer to:
- Tammuz (deity), Babylonian and Sumerian god
- Tammuz (Hebrew month), the 4th month of the Hebrew calendar
- Tammuz (Babylonian calendar), a month in the Babylonian calendar
- Tammuz 1 or Osirak, formerly a nuclear reactor in Iraq
|This disambiguation page lists articles associated with the title Tammuz.
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