Tylwyth Teg (Middle Welsh for "Fair Family";[1] Welsh pronunciation: [ˈtəlʊi̯θ teːg]) is the most usual term in Wales for the mythological creatures corresponding to the fairy folk of Welsh and Irish folklore Aos Sí. Other names for them include Bendith y Mamau ("Blessing of the Mothers"), Gwyllion and Ellyllon.[2]