Herman I, Count of Henneberg
Herman I, Count of Henneberg was the son of Count Poppo VII of Henneberg and his wife, Jutta of Thuringia, the eldest daughter of Landgrave Herman I of Thuringia. This was Boppo's second marriage, and also Jutta's second marriage. Margrave Henry III of Meissen was Herman's half-brother from his mother's side. Herman supported the election of his uncle Henry Raspe as anti-king of the Germans.
Herman founded the "new lordship" around Coburg and Eisenburg, which was inherited by the House of Wettin via his grand-niece Catherine of Henneberg.Marriage and issue
In 1249, Herman married with Margaret, the sister of Count William II of Holland and King of the Germans. They had three children:
- Herman
- Jutta, married Margrave Otto V of Brandenburg-Salzwedel
- Poppo, who had no issue
