Lotharius, married Margaretha Van Guelders, [COUNTESS OF HOS before 1216. Margaretha (daughter of Otto I Count Guelders and Richardis Princess Of Bavaria, [COUNTESS OF GUE) was born about 1190 in Of, Zutphen, Gelderland, Netherlands; died after 1264 in Of, HOSTADEN. [Group Sheet] [Family Chart]