Adolph John I, Count Palatine of Kleeburg
…October 1689) was Count Palatine of Kleeburg from 1654 until 1689 and was considered Prince of Sweden until 1660. He was the younger brother of King Charles X Gustav of Sweden. Adolph John was born in Stegeborg Castle, Sweden (now in Söderköping Municipality) in 1629 as the youngest son of John Casimir, Count Palatine of…