Nielsen Hayden genealogy
Descendants of Bertha of Burgundy
Mother: Matilda of Burgundy
Bertha of Burgundy
Gerard III ( - 1038)
   └─ GĂ©rold of Geneva ( - Bef 1080)
    Tetberge
    :   └─ Aimon I (Abt 1050 - Bef 1128)
    :    Ita
    :        + Matilda of Cuiseaux ( - 2 Jul 1137)
    :        + (Unknown second wife of Amadeus I of Geneva) ( - Aft 1169)(m. Between 1137 and 1147)
    Gisele
       └─ Joan of Geneva ( - Abt 1095)
        Amadeo II of Savoy (Abt 1050 - 26 Jan 1080)(m. Between 1065 and 1070)
           │ + Gisela of Burgundy (Abt 1070 - Aft 1133)(m. Abt 1090)
            + Humbert II de Beaujeu ( - 1102)(m. Abt 1080)