historical Danish king Reginfrid Sigfred Sigfred & Halfdan Sigtrygg Sweyn I, King of Denmark, Norway and England Sweyn II Sweyn III Toke Gormsson, king of Scania Valdemar I Valdemar II Valdemar III Valdemar IV Atterdag Valdemar the Young Other Danish royalty Asfrid ( – 930s – ), Queen of Denmark, wife of Gnupa Thyra (? – 958(?)), Queen of Denmark (930s–958(?)), wife of Gorm the Old Margareta Hasbjörnsdatter, Queen of Denmark (1076–1080), wife of Harald Hen Bodil, ( –1103), Queen of Denmark (1095–1103), wife of Eric I Sophie of Mecklenburg-Güstrow (1557–1631), Queen of Denmark and Norway (1572–1588), wife of Frederick II Anne Sophie (1693–1743), Queen of Denmark and Norway (1721–1730), wife of Frederick IV Countess Danner (1815–1874), wife of Frederick VII Henrik, Prince Consort of Denmark (1934–2018), Prince Consort of Denmark Mary, Crown Princess of Denmark (1972–), Crown Princess of Denmark Princess Marie of Denmark (1976–), Princess of Denmark Prince Nikolai of Denmark (1999–) Prince Felix of Denmark (2002–) Prince Christian of Denmark (2005–) Danes becoming kings or regents in other countries George I Guthrum Harold Harefoot Haakon VII Johann (Prince) Magnus II Magnus of Livonia Olav V Rollo Svein Knutsson Other foreign royalty Alexandra of Denmark (1844–1925), Queen of the United Kingdom and Empress of India, daughter of Christian IX Anne of Denmark (1574–1619), Queen of Scotland, England and Ireland, daughter of Frederick II Queen Anne-Marie of Greece (1946–), daughter of Frederick IX Christina of Denmark (c. 1118–1139), Queen of Norway, daughter of Canute Lavard Christina of Denmark, Queen of Sweden, daughter of Bjørn Ironside George, Prince of Denmark (1653–1708), Duke of Cumberland, son of Frederick III Ingeborg of Denmark (1175–1238), Queen of France, daughter of Valdemar I Ingeborg of Denmark (c. 1244–1287), Queen of Norway, daughter of Eric IV Ingerid of Denmark, Queen of Norway, daughter of Sweyn II Margaret of Denmark (1456–1486), Queen of Scotland, daughter of Christian I Maria Feodorovna (1847–1928), Empress of Russia, daughter of Christian IX Martha of Denmark (1277–1341), Queen of Sweden, daughter of Eric V Richeza of Denmark (–1220), Queen of Sweden, daughter of Valdemar I Sophia of Denmark (1241–1286), Queen of Sweden, daughter of Eric IV Sophia Magdalena of Denmark (1746–1813), Queen of Sweden, daughter of Frederrick V Tyra of Denmark, Queen of Norway, daughter of Harald Bluetooth Ulrika Eleonora of Denmark (1656–1693), Queen of Sweden, daughter of Frederick III Science and research Julie Arenholt (1873–1952), early female civil engineer, women's