In this second edition of the history of Clan Joyce of Ulster, the Scottish origins of the Ulster-Scot Joyces are revealed. Since the clan’s establishment in May of 2021, much progress has been made exploring their origins from counties Down and Armagh. Spanning the world of traditional genealogy and Y-DNA evidence, this work explores the history of the three septs within Clan Joyce of Ulster. Included in this edition are more family trees and updated information regarding the origins and traditions of the Ulster-Scot Joyces.