Nielsen Hayden genealogy
Ancestors of Konrad I of Zähringen and Burgundy
Abt 1090 - 1152 (~ 62 years) ┌── Berthold von Villingen ( - 15 Jul 1024)
┌── Bertold IV and I of Carinthia (Abt 1005 - Abt 5 Nov 1078)(m. Abt 1032)
│ └── (Unknown) von Nellenburg
│
┌── Berchtold II of Swabia and Zähringen (Abt 1036 - 12 Apr 1111)
│ │
│ │ ┌── Hermann of Swabia (Abt 1007 - 28 Jul 1038 near Milan, Lombardy, Italy)(m. Abt 1036) =>
│ └── Richwara of Swabia ( - Bef 1056)(m. Abt 1032)
│ └── Adelaide of Susa (Abt 1015 - 27 Dec 1091 Canischio, Turino, Piedmont, Italy)(m. Abt 1036) =>
│
Konrad I of Zähringen and Burgundy (Abt 1090 - 8 Jan 1152)
│
│ ┌── Kuno of Rheinfelden ( - 1026)
│ ┌── Rudolf von Rheinfelden (Abt 1025 - 15 Oct 1080 Merseburg, Saxony)
└── Agnes von Rheinfelden ( - 29 Dec 1111)
│
│ ┌── Heinrich III, Holy Roman Emperor (28 Oct 1016 - 5 Oct 1056 Bodfeld, Harz, Germany)
│ │ (m. 21 Nov 1043) =>
└── Mathilde (1045 - 12 May 1060)
└── Agnes of Poitou (Abt 1025 - 14 Dec 1077 Rome)(m. 21 Nov 1043) =>