Valdemar II of Denmark (d. 1241) (alternative date is June 28)
Valdemar II (28 June 1170 – 28 March 1241), called Valdemar the Victorious or Valdemar the Conqueror (Valdemar Sejr), was the King of Denmark from 1202 until his death in 1241. The nickname Sejr is a later invention and was not used during the King's own lifetime. Sejr means victory in Danish.