Adelaide of Lauffen

Adelaide of Lauffen (also Adelheid von Lauffen; c. 1060/1075 – after 1130) was a German noblewoman.

Family background
Adelaide was the daughter of Count Henry II of Lauffen (d.1067) and his wife, Ida of Hövel (1030?-1090), daughter of Bernard I, count of Werl and Hövel. From her parents, Adelaide inherited Hövel, Unna, Telgte und Warendorf.

Marriages and children
Adelaide was married twice. Around 1090, Adelaide married, as her first husband, Adolf II of Berg. With Adolf Adelaide had three sons:
 * Adolf III of Berg
 * Bruno of Berg, later archbishop of Cologne (r.1131-1137)
 * Everhard/Eberhard, later abbot of the monastery of Georgenthal

After Adolf's death in 1106, Adelaide married Frederick I/V, count of Sommerschenburg, and count palatine of Saxony (r. 1111–1120). With Frederick, Adelaide had two children:
 * Frederick II/VI of Sommerschenburg, count palatine of Saxony (d.1162), who married his niece, Lutgard of Salzwedel
 * Adelaide, who married Goswin II of Heinsberg, and had two children with him: Goswin III of Heinsberg, and Philip of Heinsberg, later archbishop of Cologne (r.1167-1191).