Niamh

Niamh or Niam, in the Irish Fenian Cycle, is the lover or spouse of Oisín, son of Fionn mac Cumhail. In the story of Golden-headed Niamh or Golden-haired Niamh, an otherworldly woman who carried away Oisín to live with her in her domain of Tír na nÓg, the Land of Youth. She had two sons and a daughter with Oisín.