Willigarde married St. Leutwinus (Liutwin) DE TRÈVES Archbishop of Trèves & Laon, son of Guerin (Gerwin, Warin, Warinus) DE POITIERS Count of Paris and Kunza (Gunza) DE METZ. (St. Leutwinus (Liutwin) DE TRÈVES Archbishop of Trèves & Laon was born about 660 and died on 29 Sep 722 in Reims, Champagne-Ardenne, France.)