Wartislaw II was a duke of Pomerania-Demmin

Duchy of Pomerania

The Duchy of Pomerania was a duchy in Pomerania on the southern coast of the Baltic Sea, ruled by dukes of the House of Pomerania ....

. He either was a son of Bogislaw I

Bogislaw I, Duke of Pomerania

Bogislaw I of the House of Pomerania was Duke of Pomerania-Stettin from 1156 to 1187. He co-ruled the Duchy of Pomerania with his brother Casimir I of Pomerania-Demmin. His father was Wartislaw I...

 and Walburga of Denmark, or Wartislaw of the Swantiboride sideline of the Griffins, castellan of Szczecin

Szczecin

Szczecin , is the capital city of the West Pomeranian Voivodeship in Poland. It is the country's seventh-largest city and the largest seaport in Poland on the Baltic Sea. As of June 2009 the population was 406,427....

.

Wartislaw II was a son of Bogislaw I

Bogislaw I, Duke of Pomerania

Bogislaw I of the House of Pomerania was Duke of Pomerania-Stettin from 1156 to 1187. He co-ruled the Duchy of Pomerania with his brother Casimir I of Pomerania-Demmin. His father was Wartislaw I...

, duke of Pomerania-Stettin

Dukes of Pomerania

- 10th and 11th century – Dukes of the Slavic Pomeranian tribes :* 1046 mention of Zemuzil * 1113 Gallus Anonymus mentions several dukes of Pomerania: Swantibor, Gniewomir, and an unnamed duke besieged in Kołobrzeg.-Duchy of Pomerania:*1121–1135 Wartislaw I*1135–1155 Ratibor I, ancestor of the...

 and his first wife Walburga of Denmark. He was married to Sophia of Poland

Sophia of Poland

Sophia of Poland was a Polish and Lithuanian princess by birth and Margravine of Brandenburg-Ansbach and Brandenburg-Kulmbach by her marriage to Frederick I, Margrave of Brandenburg-Ansbach.-Early life and family :...

, yet they had no children. Wartislaw received Pomerania-Demmin after Casimir I of Pomerania-Demmin

Casimir I, Duke of Pomerania

Casimir I was duke of Pomerania since his uncle Ratibor I's death in 1155/56. A son of Wartislaw I, he co-ruled Pomerania with his older brother Bogislaw I, receiving Pomerania-Demmin as his share just as Bogislaw received Pomerania-Stettin, and ruling the remainder in common.After the lost 1164...

 died in 1180.

This version is challenged by Adolf Hofmeister (1883–1956), who states that he has been confused with the Swantiboride castellan of Szczecin, Wartislaw (Wartislaw Swantiboricz or Swantiboriz), who is known to have been one of the legal guardians of Casimir II

Casimir II, Duke of Pomerania

Casimir II was the duke of Pomerania-Demmin from 1187 until his death. He was succeeded by Wartislaw III, Casimir's son with princess Ingardis of Denmark....

, who would be the next duke to rule Pomerania-Demmin.

See also

• List of Pomeranian duchies and dukes
• History of Pomerania
  History of Pomerania
  The history of Pomerania dates back more than 10,000 years. Settlement in the area started by the end of the Vistula Glacial Stage, about 13,000 years ago. Archeological traces have been found of various cultures during the Stone and Bronze Age, of Veneti and Germanic peoples during the Iron Age...
  
  
• Duchy of Pomerania
  Duchy of Pomerania
  The Duchy of Pomerania was a duchy in Pomerania on the southern coast of the Baltic Sea, ruled by dukes of the House of Pomerania ....
  
  
• House of Pomerania
  House of Pomerania
  The House of Griffins or House of Pomerania, , also known as House of Greifen; House of Gryf, was a dynasty of Royal dukes that ruled the Duchy of Pomerania from the 12th century until 1637, after their power was temporarily derivated to Prussian Royal House...
  
  

Sources

1. Wegener, W: Die Herzöge von Pommern aus dem Greifen-Hause ca. 1100 bis 1637 (Genealogische Tafeln zur mittelalterlichen Geschichte, 3), 2. Auflage Göttingen 1962.
2. http://www.ruegenwalde.com/greifen/war-2/war-2.htm