D D Lenihan is a dark fantasy author from Co Kerry.

D D Lenihan's stories blend Irish mythology with trauma recovery, forbidden magic and romance, featuring women who survive what should have killed them and men who would burn kingdoms to keep them alive. She is the author of the Tarrtháil Trilogy, and draws on myths such as the Children of Lir, Deirdre and Naoise, Étain and Midir, the Morrigan and Cú Chulainn, and Oisín in Tír na nÓg.