Valdemar I, king of Denmark (born 1131)

Valdemar I of Denmark

King of Denmark from 1154 to 1182

Valdemar I Knudsen, also known as Valdemar the Great, was King of Denmark from 1154 until his death in 1182. The reign of King Valdemar I saw the rise of Denmark, which reached its medieval zenith under his son King Valdemar II.