Ausar

Ausar may refer to:


 * Osiris, an Egyptian god, usually identified as the god of the afterlife, the underworld and the dead.
 * Serchio, the third longest river in the Italian region of Tuscany, known in antiquity as Auser.
 * Ausar Auset Society, a Pan-African religious organization, with chapters all across the United States
 * A brutal deathless warlord from the game Infinity Blade