Biography
Philipp I. von Braunschweig-Grubenhagen, Herzog zu Braunschweig-Lüneburg, Fürst von Braunschweig-Grubenhagen, was born circa 1476 to Albrecht III. von Braunschweig-Grubenhagen-Herzberg (1419-1485) and Elisabeth von Waldeck (c1454-aft1513) and died 4 September 1551 Herzberg of unspecified causes. He married Katharina von Mansfeld zu Vorder-Ort (1501-1535) 1517 JL .
Children
| Name | Birth | Death | Joined with |
| Ernst III. von Braunschweig-Grubenhagen-Herzberg (1518-1567) | 17 December 1518 Herzberg | 2 April 1567 Herzberg | Margareta von Pommern (1518-1569) |
| Elisabeth von Braunschweig-Grubenhagen (1520-1520) | |||
| Albrecht von Braunschweig-Grubenhagen (1521-1546) | |||
| Philipp von Braunschweig-Grubenhagen (1523-1531) | |||
| Katharine von Braunschweig-Grubenhagen (1524-1581) | |||
| Johann von Braunschweig-Grubenhagen (1526-1557) | |||
| Barbara von Braunschweig-Grubenhagen (1528-1528) | |||
| Wolfgang von Braunschweig-Grubenhagen-Osterode (1531-1595) | |||
| Philipp II. von Braunschweig-Grubenhagen-Osterode (1533-1596) | |||
Footnotes (including sources)
| ‡ General |
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