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Konrad III the Old

1350 – 1412

Duke of Oleśnica, Koźle, Bytom and Ścinawa

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About Konrad III the Old

Lived 1350 – 1412 (aged 61–62). Konrad III the Old was a German feudatory and monarch.

Konrad III the Old ( – 28 December 1412) was a Duke of Oleśnica, Koźle, half of Bytom and half of Ścinawa since 1377 (until 1403 with his father as co-ruler).

He was the only son of Konrad II the Gray, Duke of Oleśnica, by his wife Agnes, daughter of Casimir I, Duke of Cieszyn.

Life In 1377 his father named him co-ruler of all his lands, as his only son and heir. Konrad III began his reign alone only in 1403, after his father's death. Little is known about his reign.

Marriage and issue By 1380 he married with Judith (also named Jutta or Guta) (d. 26 June 1416), whose origins are unknown. They had seven children: Konrad IV the Elder (ca. 1384 – 9 August 1447). Konrad V Kantner (ca. 1385 – 10 September 1439). Konrad VI the Dean (ca. 1391 – 3 September 1427). Konrad VII the White (aft. 1396 – 14 February 1452). Konrad VIII the Younger (aft. 1397 – by 5 September 1444). Euphemia (ca. 1404? – 27 November 1442), married firstly on 14 January 1420 to Elector Albert III of Saxony and secondly in 1432 to Prince George I of Anhalt-Dessau. Hedwig (ca. 1405/16? – by 25 June 1454), married by 1430 to Duke Henryk IX Starszy of Głogów.

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Important facts

Born
1350, Poland
Birth century
Occupation
Nationality
Positions held
Duke
Also known as
Konrad III Stary, Konrad III 'the Old', Duke of Schlesien in öls

Family & relationships

Parent
Konrad II the Gray

Contemporaries

People whose lives overlapped Konrad III the Old's

Frequently asked questions

Who was Konrad III the Old?

Duke of Oleśnica, Koźle, Bytom and Ścinawa

When was Konrad III the Old born?

Konrad III the Old was born in 1350 in Poland.

When did Konrad III the Old die?

Konrad III the Old died on 28 December 1412 in Poland.

What was Konrad III the Old's occupation?

Konrad III the Old was a feudatory and monarch.

What nationality was Konrad III the Old?

Konrad III the Old was German.

Sources & further reading

· Wikipedia: Konrad III the Old

· Wikidata: Q374340

· DBpedia: Konrad III the Old

Cite this page

APA: Biography.guide. (2026). Konrad III the Old. https://biography.guide/konrad-iii-the-old/

MLA: "Konrad III the Old." Biography.guide, https://biography.guide/konrad-iii-the-old/.

Chicago: "Konrad III the Old." Biography.guide. https://biography.guide/konrad-iii-the-old/.

Data last updated: 2026-09-20 · Spot an error? Report a correction.

Portrait: Wikimedia Commons · author & licence

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