Nielsen Hayden genealogy
Ancestors of Amadeus I
1100 - 1178 (78 years)
┌── Gerard III 
( - 1038)
( - 1038) ┌── Gérold of Geneva ( - Bef 1080)
( - Bef 1080) │ └── Bertha of Burgundy =>
=> │
┌── Aimon I (Abt 1050 - Bef 1128)
(Abt 1050 - Bef 1128) │ └── Tetberge
│
Amadeus I (1100 - 26 Jun 1178)
└── Ita