Henry III, Prince of Anhalt-Aschersleben (died 9 November 1307) was a German prince of the

House of Ascania The House of Ascania () was a dynasty of German rulers. It is also known as the House of Anhalt, which refers to its longest-held possession, Principality of Anhalt, Anhalt. The Ascanians are named after Ascania (or Ascaria) Castle, known as ' ...

and ruler of the principality of

Anhalt-Aschersleben Anhalt-Aschersleben was a short-lived principality of the Holy Roman Empire ruled by the House of Ascania with its residence at Aschersleben in present-day Saxony-Anhalt. It emerged as a subdivision from the Principality of Anhalt from 1252 to 131 ...

. He was the youngest son of

Henry II, Prince of Anhalt-Aschersleben Henry II, Prince of Anhalt-Aschersleben (1215 – 12 June 1266) was a German prince of the House of Ascania and ruler of the principality of Anhalt-Aschersleben. He was the eldest son of Henry I, Count of Anhalt (who was raised to the rank of ...

, by his wife Matilda, daughter of Otto the Child, Duke of Brunswick-Lüneburg.

Life

After the death of his father in 1266, Henry and his older brother

Otto Otto is a masculine German given name and a surname. It originates as an Old High German short form (variants '' Audo'', '' Odo'', '' Udo'') of Germanic names beginning in ''aud-'', an element meaning "wealth, prosperity". The name is recorded fr ...

inherited the principality of Anhalt-Aschersleben; but because they were still underage, their mother Matilda acted as regent until they were proclaimed adults in 1270. Destined for the church at a very young age, he became a canon at

Magdeburg Magdeburg (; ) is the Capital city, capital of the Germany, German States of Germany, state Saxony-Anhalt. The city is on the Elbe river. Otto I, Holy Roman Emperor, Otto I, the first Holy Roman Emperor and founder of the Archbishopric of Mag ...

in 1274 and provost of St. Blasius at Brunswick in 1281. Henry co-ruled with his brother until 1283, when he renounced all his rights over Aschersleben in Otto's favor. In 1305 Henry was elected Archbishop of Magdeburg and was formally installed in 1306. He died one year later. Princes of Anhalt-Aschersleben Archbishops of Magdeburg 1307 deaths Year of birth unknown {{Germany-noble-stub