John married Countess Agnes of Bentheim-Steinfurt. They had two daughters: •
Armgard (died: 1584), Countess of Rietberg, married: Count
Simon VI of Lippe •
Walburgis (born: in
Rietberg – died: 26 May 1586 in
Esens), Countess of Harlingerland, married Count
Enno III of East Frisia John II was thus the last male ruler of Rietberg from the Werl-Arnsberg-Cuyk family. After his death, his widow acted as regent for his daughters until 1557, when the inheritance was divided: Armgard received Rietberg and Walburgis received the Harlingerland. == External links ==