Eric II of Denmark was the illegitimate son of a king born in what year?
Eric I of Denmark Eric I (  1060 – 10 July 1103), also known as Eric the Good, (Danish: Erik Ejegod ), was King of Denmark following his brother Olaf I Hunger in 1095. He was a son of Sweyn II. His mother's identity is unknown. He married Boedil Thurgotsdatter.
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.