Tityrus may refer to: Tityrus, the shepherd in Virgil's Eclogues, or Virgil himself Tityrus, a pseudonym used by Edmund Spenser for Geoffrey Chaucer in The Shepheardes Calender Tityrus, the pseudonym of J.A.H. Catton, editor of the Athletic News Tityrus, an alternative name for the Musimon, an ovine beast in Medieval heraldry and Greek legend Tityrus, a taxonomic synonym for the plant genus Narcissus