Who was Jutta of Saxony's father-in-law?
Eric IV of Denmark Eric IV, also known as Eric Ploughpenny or Eric Plowpenny (Danish: "Erik Plovpenning" ), (  1216 – 10 August 1250) was king of Denmark from 1241 until his death in 1250. He was the son of King Valdemar II by his wife, Berengaria of Portugal, and brother of King Abel and King Christopher I.
Hedwig of Saxony Hedwige of Saxony (also "Hedwig", German: "Hadwig von Sachsen" ;  910 – May 10, 965), a member of the Ottonian dynasty, was Duchess consort of the Franks by her marriage to the Robertian duke Hugh the Great. Upon her husband's death in 956, she acted as a regent during the minority of their son Hugh Capet, the founder of the Elder House of Capet.