Biography
Heinrich I. von Henneberg-Schleusingen, Count of Henneberg, was born 1217 to Poppo VII. von Henneberg (-1245) and Elisabeth von Wildberg (c1187-1220) and died 9 April 1262 of unspecified causes. He married Sophia von Meißen (c1206-1280) .
Children
| Name | Birth | Death | Joined with |
| Amalie von Henneberg-Schleusingen (c1242) | |||
| Mathilde von Henneberg-Schleusingen (c1244) | |||
| Berthold III. von Henneberg-Schleusingen (1245-1284) | 1245 | 1284 | Sophie von Schwarzburg-Blankenburg (c1246-1279) |
| Jutte von Henneberg-Schleusingen (c1246) | |||
| Hermann II. von Henneberg-Aschach (c1250-1292) | |||
| Heinrich II. von Henneberg-Hartenberg (1252-1317) | |||
Footnotes (including sources)
| ‡ General |