Thyrsis

Thyrsis or Tirsi may refer to:


 * Thyrsis, a character in the first idyll of Theocritus
 * Thyrsis, a character in the seventh eclogue of Virgil
 * Thyrsis (poem), an 1865 poem by Matthew Arnold
 * Thyrsis, a character in the 1608 opera La Dafne by Marco da Gagliano
 * Tirsi, one of the characters in Clori, Tirsi e Fileno, a 1707 comic cantata by George Frideric Handel
 * Thyrsis, a character in the 1920 play "Aria da Capo" by Edna St. Vincent Millay
 * Thyrsis's Cave, a natural cavern located in the Manifold Valley in Staffordshire, England
 * Cupidesthes thyrsis, a butterfly in the family Lycaenidae
 * Gangara thyrsis, commonly known as the giant redeye, a butterfly belonging to the family Hesperiidae
 * Chilo thyrsis, a moth in the family Crambidae