Hattush may refer to:

• Hattush or Hattusa, the ancient Hittite capital (in Turkey)
• Hattush, mentioned in Ezra 8 in the Hebrew Bible, one of the exiles who returned to Jerusalem with Ezra

• Hattusili (disambiguation)
• Hatti (disambiguation)
• Hattian (disambiguation)
• Hattic (disambiguation)
• Hittite (disambiguation)