Main
Pierre I Montoire de Vendôme, Lord of Segré, was born circa 1360 to Bouchard de Vendôme (c1323-1373) and Marguerite de Brienne (c1335-c1408) and died circa 1410 of unspecified causes. He married Jeanne de Chazé .
Children
| Name | Birth | Death | Joined with |
| Pierre II de Vendôme (c1390-c1440) | 1390 | 1440 | Marie d'Acigné |
| Alix de Vendôme | |||
| Guillemette de Vendôme | |||
Footnotes (including sources)
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