Biography
Johann I. von Pfalz-Simmern, Pfalzgraf von Simmern, was born 15 May 1459 in Starkenburg to Friedrich I. von Pfalz-Simmern (1417-1480) and Margaretha van Gelre (1436-1486) and died 17 January 1509 Starkenburg of unspecified causes. He married Johanna von Nassau-Saarbrücken (1464-1521) 29 September 1481 JL .
Children
| Name | Birth | Death | Joined with |
| Friedrich von Pfalz-Simmern (1490-1490) | |||
| Johann II. von Pfalz-Simmern (1492-1557) | 20 March 1492 Simmern | 18 May 1557 Simmern | Beatrix von Baden-Baden (1492-1535) |
| Friedrich von Pfalz-Simmern (c1494-?) | |||
Footnotes (including sources)
| ‡ General |
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