Who can trace their lineage back to a king of Denmark and Norway that died in 985/86?
Harald Bluetooth Harald "Bluetooth" Gormsson (Old Norse: "Haraldr Gormsson" , Danish: "Harald Blåtand Gormsen" , died c. 985/86) was a king of Denmark and Norway.
Magnus, Duke of Holstein Magnus of Holstein (5 September [O.S. 26 August] 1540 – 28 March [O.S. 18 March] 1583 ) was a Prince of Denmark and a member of the House of Oldenburg. As a vassal of Ivan IV of Russia, he was the titular King of Livonia from 1570 to 1578.