Sigyn (disambiguation)

Sigyn is a goddess and wife of Loki in Norse mythology.

Sigyn may also refer to:

• Sigyn (ship), a wooden barque of 1887, now museum ship in Turku
• MS Sigyn, a ship that transports spent nuclear fuel from Swedish nuclear power plants to Clab
• Sigyn, a genus of parasitic isopods in the family Bopyridae
• Sigyn (Marvel Comics), a fictional character appearing in the Marvel Comics universe
• 3631 Sigyn, a main-belt asteroid discovered 1987 by E. W. Elst at La Silla
• Sigyn Glacier, a glacier in Queen Maud Land
• Sigyn, a tool in freenode to help prevent spam.