Otto I was the

Margrave of Meissen This article lists the margraves of Meissen, a march and territorial state on the eastern border of the Holy Roman Empire. History King Henry the Fowler, on his 928-29 campaign against the Slavic Glomacze tribes, had a fortress erected on a hil ...

from 1062 until his death in 1067, and the second Margrave of the family of the counts of

Weimar Weimar is a city in the state of Thuringia, Germany. It is located in Central Germany between Erfurt in the west and Jena in the east, approximately southwest of Leipzig, north of Nuremberg and west of Dresden. Together with the neighbouri ...

and

Orlamünde Orlamünde () is a small town in the Saale-Holzland district, in Thuringia, Germany. It is part of the ''Verwaltungsgemeinschaft'' ("collective municipality") Südliches Saaletal. Geography The town centre stretches along the steep banks of the ...

. He was a younger son of

William III of Weimar William III of Weimar (''Wilhelmi Thuringorum praetor''; died 16 April 1039) was count of Weimar from 1003 and of the Eichsfeld from 1022. He was the youngest son of Count William II of Weimar. Family

* His first marriage was to Bertha. * ...

and Oda, daughter of

Thietmar, Margrave of the Saxon Ostmark Thietmar (IV) (born ca. 990; died 10 January 1030) was the Count of the Schwabengau and Nordthüringgau from 1010 and the Margrave of the Saxon Ostmark from 1015 until his death. He was the son and successor of Margrave Gero II. His mother was Ade ...

. He inherited Orlamünde from his father in 1039 and Weimar from his brother

William William is a male given name of Germanic origin.Hanks, Hardcastle and Hodges, ''Oxford Dictionary of First Names'', Oxford University Press, 2nd edition, , p. 276. It became very popular in the English language after the Norman conquest of Engl ...

in 1062. He was appointed by the

Emperor Henry IV Henry IV (german: Heinrich IV; 11 November 1050 – 7 August 1106) was Holy Roman Emperor from 1084 to 1105, King of Germany from 1054 to 1105, King of Italy and Burgundy from 1056 to 1105, and Duke of Bavaria from 1052 to 1054. He was the son ...

to succeed William in Meissen as well. He became

Advocate An advocate is a professional in the field of law. Different countries' legal systems use the term with somewhat differing meanings. The broad equivalent in many English law–based jurisdictions could be a barrister or a solicitor. However, ...

of the Cathedral of

Merseburg Merseburg () is a town in central Germany in southern Saxony-Anhalt, situated on the river Saale, and approximately 14 km south of Halle (Saale) and 30 km west of Leipzig. It is the capital of the Saalekreis district. It had a diocese ...

in 1066. He married Adela of Louvain, daughter of

Lambert II, Count of Louvain Lambert II (died Tournai, 19 June 1054) was count of Leuven between 1033 and 1054. Lambert was the son of Lambert I of Louvain (d. 1015). According to thVita Gudilae(recorded between 1048–1051) he followed his brother Henry I of Louvain. Lamb ...

, son of

Lambert I of Louvain Count Lambert "the Bearded" (c. 950 - 12 September 1015) was the first person to be described as a count of Leuven (French ''Louvain'') in a surviving contemporary record, being described this way relatively late in life, in 1003. He is also the ...

, before 1060. She gave him three daughters: * Oda, the eldest, married Egbert II of Meissen * Cunigunda, who married Yaropluk, son of

Iziaslav I of Kiev Iziaslav Yaroslavich ( orv, Изѧславь Ѩрославичь; russian: Изяслав Ярославич; uk, Ізяслав Ярославич; 1024 – 3 October 1078, baptized as ''Demetrius'') was a Kniaz' ( Prince) of Turov and Grand ...

, then Kuno of Nordheim, and finally

Wiprecht von Groitzsch Wiprecht (or Wigbert) of Groitzsch (died 22 May 1124) was the Margrave of Meissen and the Saxon Ostmark from 1123 until his death. He was born to a noble family of the Altmark, the son of Wiprecht of Balsamgau and Sigena of Leinungen. After his fat ...

Adelaide Adelaide ( ) is the capital city of South Australia, the state's largest city and the fifth-most populous city in Australia. "Adelaide" may refer to either Greater Adelaide (including the Adelaide Hills) or the Adelaide city centre. The dem ...

, the youngest, married successively

Adalbert II, Count of Ballenstedt Adalbert II of Ballenstedt ( – 1076/1083), an early member of the House of Ascania, was ''Graf'' (count) in Saxony and ''Vogt'' of Nienburg Abbey. Life Adelbert, first mentioned in a 1033 deed, was born at Ballenstedt Castle in the Saxon Schwab ...

, and the

counts palatine A count palatine (Latin ''comes palatinus''), also count of the palace or palsgrave (from German ''Pfalzgraf''), was originally an official attached to a royal or imperial palace or household and later a nobleman of a rank above that of an ord ...

Herman Herman may refer to: People * Herman (name), list of people with this name * Saint Herman (disambiguation) * Peter Noone (born 1947), known by the mononym Herman Places in the United States * Herman, Arkansas * Herman, Michigan * Herman, Min ...

and

Henry Henry may refer to: People *Henry (given name) *Henry (surname) * Henry Lau, Canadian singer and musician who performs under the mononym Henry Royalty * Portuguese royalty ** King-Cardinal Henry, King of Portugal ** Henry, Count of Portugal, ...

. When he died, she remarried to Dedi I of Lusatia, Otto's stepfather.

Sources

*
1067 deaths Otto 1 Year of birth unknown House of Weimar {{Germany-margrave-stub