Duke of Brunswick-Herzberg
| Germany | Chinese | English | French | Year | Memo |
| Wilhelm | 1322-1360 | D.of Brunswick-Grubenhagen | |||
| Friedrich | 1384-1421 | D.of Brunswick-Grubenhagen, D.of Brunswick-Osterode | |||
| Albrecht III. (IV) | 1427-1486 | D.of Brunswick-Grubenhagen | |||
| Philipp I | 1504-1551 | D.of Brunswick-Grubenhagen |