Hartwig Dollnstein von Regensburg was born circa 966 to Ernst V von Dollnstein (?-c1007) and Bilefrid von Bayern (c945-c1010) and died 1023 of unspecified causes.
Children
| Name | Birth | Death | Joined with |
| Tuta von Regensburg (c1020-c1067) | 1020 | 1067 | Friedrich I. von Regensburg (1030-1075) |
Footnotes (including sources)
| ‡ General |
| Ω Birth |
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