Otto the Mild (24 June 1292 – 30 August 1344), Duke of Brunswick-Lüneburg, ruled over the Brunswick part of the duchy. Otto was the eldest son of Albert II, Duke of Brunswick-Lüneburg. Otto and his brothers succeeded on their father's death in 1318; he served as his brothers' guardian while they were not of age. In 1323, he acquired the

Altmark :''See German tanker Altmark for the ship named after Altmark and Stary Targ for the Polish village named Altmark in German.'' The (English: Old MarchHansard, ''The Parliamentary Debates from the Year 1803 to the Present Time ...'', Volume 32. ...

from

Brandenburg Brandenburg (; nds, Brannenborg; dsb, Bramborska ) is a state in the northeast of Germany bordering the states of Mecklenburg-Vorpommern, Lower Saxony, Saxony-Anhalt, and Saxony, as well as the country of Poland. With an area of 29,480 sq ...

as an inheritance of his wife's; but he sold it in 1343, when he failed to establish control there. Otto died in 1344 in

Göttingen Göttingen (, , ; nds, Chöttingen) is a university city in Lower Saxony, central Germany, the capital of the eponymous district. The River Leine runs through it. At the end of 2019, the population was 118,911. General information The ori ...

and was succeeded by his brothers.

Family

Firstly, Otto married Jutta (died 1317), daughter of

Henry I, Landgrave of Hesse Henry I of Hesse "the Child" (German: ''Heinrich das Kind'') (24 June 1244 – 21 December 1308) was the first Landgrave of Hesse. He was the son of Henry II, Duke of Brabant and Sophie of Thuringia. Life In 1247, as Heinrich Raspe, Lan ...

. Secondly, he married Agnes (1297–1334), daughter of Herman, Margrave of Brandenburg-Salzwedel, in 1319. From the first marriage, he had one daughter: Agnes (died 1371).

References

* ''Braunschweigisches Biographisches Lexikon'', Appelhans 2006, {{DEFAULTSORT:Otto The Mild, Duke Of Brunswick-Luneburg 1292 births 1344 deaths Dukes of Brunswick-Lüneburg Old House of Brunswick Burials at Brunswick Cathedral