Helvig Estridsen von Schleswig was born circa 1320 to Erich II. von Schleswig (c1290-1325) and Adelheid von Schauenburg (?-1350) and died 1374 of unspecified causes. He married Valdemar IV of Denmark (1320-1375) 1340 JL . Notable ancestors include Rurik (c832-879), Charlemagne (747-814), Hugh Capet (c940-996), Alfred the Great (849-899). Ancestors are from France, Belarus, Russia, Ukraine, Belgium, Germany, the United Kingdom, Italy, the Byzantine Empire.


Offspring of Helvig von Schleswig and Valdemar IV of Denmark (1320-1375)
Name Birth Death Joined with
Christopher of Denmark (1344-1363)
Ingeborg of Denmark (1347-1370) 1347 1370 Heinrich III. zu Mecklenburg (1337-1383)

Margaret I of Denmark (1353-1412) 1353 28 October 1412 Haakon VI of Norway (c1340-1380)

Common ancestors of Helvig von Schleswig (c1320-1374) and Valdemar IV of Denmark (1320-1375)

  1. Berengária of Portugal (c1195-1221)
  2. Eufemie von Pommerellen (c1224-bef1270)
  3. Euphrosyne of Poznań (c1193-1235)
  4. Jaromar II. von Rügen (1218-1260)
  5. Swantopolk II. von Pommerellen (c1200-1266)
  6. Valdemar II of Denmark (1170-1241)
  7. Wizlaw I. von Rügen (c1180-1250)

Footnotes (including sources)

Ω Birth
  • year of birth from brother and husband

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