Roisin

Roisin may refer to:


 * Róisín, Roisin or Rosheen, an Irish female given name (including a list of persons with the name)
 * "Róisín Dubh" (song), an Irish political song
 * "Róisín Dubh", a track from the Thin Lizzy album Black Rose: A Rock Legend
 * Róisín Dubh (music venue), Galway, Ireland
 * LÉ Róisín (P51), a ship in the Irish Naval Service
 * Roisin (Honnelles), a village in the Belgian municipality of Honnelles