| Male Isenbart Graf Lord Altorf Welfen |
| Birth | Altdorf, Eichstatt, Bayern, Germany |
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| Death | Sachsen, Germany |
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| Burial | ||
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| Father | ||
| Mother | ||
| Female Irmentruda Thiedrada VonNagolzgau |
| Birth | Aachen, Rheinland-Pfalz, Germany |
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| Death | Sachsen, Germany |
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| Burial | ||
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| Mother | ||
| Female + Duchess Helwig and Abbess of Bavaria (maid. name 1) |
| Birth | 782 | Altdorf, Eichstatt, Bayern, Germany |
| Death | 19 Apr 843 | Altdorf, Eichstatt, Bayern, Germany |
| Burial | ||
| Spouse | INGERMAN Count of HESBAYE (maid. name 1) | F565 | |
| Marriage | ||
| Spouse | Welf I Bavaria VonAltorf | F877 | |
| Marriage | Bayern, Germany |
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