Herman I, Count of Henneberg

Count Hermann I of Henneberg (* 1224, † December 18, 1290 ) was married in 1249 to Margaret († March 26, 1276 ), the sister of William of Holland, Count of Holland and Roman-German king (or anti-king ). He founded the " New rule " with areas around Coburg and ice rink, which later with Katharina von Henneberg as care Coburg went to the House of Wettin.

He came from the marriage of his father Poppo VII of Henneberg with Jutta of Thuringia (* 1184 † August 6, 1235 in Schleusingen ), the eldest daughter of the Landgrave Hermann I of Thuringia. Both for Poppo, as well as Jutta it was the second marriage. Margrave Henry III. (* 1215 in Meissen; ? † February 15, 1288 in Dresden) on his mother's half-brother. Count Henry III. of Henneberg ( * before 1226, † April 9, 1262 ) was paternal his half-brother, which the ancient county of Henneberg received in the possession division. Hermann supported the election of his uncle Henry Raspe to German ( counter-) king.

Hermann's national significance was found for example in the fact that his name has been handed down in the seals of Tannhäuser (No. 6 I mouz clagen, verse XXIX):