Valdemar IV Atterdag Estridsen of Denmark, King of Denmark, was born circa 1320 to Christopher II of Denmark (1276-1332) and Eufemia von Pommern (1289-1330) and died 24 October 1375 of unspecified causes. He married Helvig von Schleswig (c1320-1374) 1340 JL . Notable ancestors include Henry II of England (1133-1189), William I of England (1027-1087), Charlemagne (747-814), Hugh Capet (c940-996), Rurik (c832-879), Alfred the Great (849-899). Ancestors are from France, the United Kingdom, Germany, Russia, Ukraine, Belarus, Belgium, the Netherlands, Italy, the Byzantine Empire.


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

  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)

Namesakes of Valdemar IV of Denmark (1320-1375)

 Birth placeDeath placeFatherMotherJoined with
Valdemar I of Denmark (1131-1182)Knud Lavard (1096-1131)Ingeborg Mstislavna of Kiev (c1104-aft1137)Sofia of Minsk (c1140-1198) + Tove (bef1150-)
Valdemar II of Denmark (1170-1241)Valdemar I of Denmark (1131-1182)Sofia of Minsk (c1140-1198)Markéta of Bohemia (c1186-1213) + Berengária of Portugal (c1195-1221)
Valdemar IV of Denmark (1320-1375)Christopher II of Denmark (1276-1332)Eufemia von Pommern (1289-1330)Helvig von Schleswig (c1320-1374)
Valdemar IV. von Schleswig (c1265-1312)SchleswigErich I. von Schleswig (c1241-1272)Margarete von Rügen (c1247-1272)Elisabeth von Sachsen-Lauenburg (?-?) + Anastasia von Schwerin (?-?)
Valdemar of Denmark (1209-1231)Valdemar II of Denmark (1170-1241)Markéta of Bohemia (c1186-1213)Leonor of Portugal (1211-1231)

Footnotes (including sources)

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