Nielsen Hayden genealogy
Descendants of Béatrix di Fiesco
- 1283Father: Tedisio di Fiesco
Béatrix di Fiesco ( - 15 Jul 1283)
Thomas of Savoy ( - 7 Feb 1259)
   └─ Margaret of Savoy ( - Bef 14 May 1292)
    + Baldwin de Revières (1 Jan 1236 - Bef 13 Sep 1262 France)(m. 1257)
    + Robert Aguillon (of Addington, Surrey, England - 15 Feb 1286)(m. 1269)