Gerhard Hahn

• Gerhard Hahn (theologian), German theologian; Spiritual Vice President of the Evangelical-Lutheran Church of Hanover
• Gerhard Hahn (Germanist), German Germanist and medievalist
• Gerhard Hahn (director), German film director and producer of Asterix Conquers America etc.
• Gerhard Hahn (astronomer), planetary astronomer at Uppsala Observatory, deceased, see 5335 Damocles