Nielsen Hayden genealogy
Ancestors of Vratislaus II, King of Bohemia
Abt 1035 - 1092 (~ 57 years) ┌── Vratislaus I of Bohemia (Abt 888 - 13 Feb 921) =>
┌── Boleslaus I of Bohemia (Abt 909 - 15 Jul 967)
│ └── Drahomira of Stodor (Between 877 and 890 - Aft 934)
│
┌── Boleslaus II of Bohemia (Abt 932 - 7 Feb 999)
│ └── Biagota von Stockow
│
┌── Oldrich of Bohemia (Abt 970 - 9 Nov 1034)
│ └── Emma of Melnik (Bef 950 - Between 1005 and 1006)
│
┌── Bretislaus I (Between 1002 and 1005 - 10 Jan 1055)(m. Aft 1021)
│ │
│ │ ┌── Kresina
│ └── Božena ( - 1052)
│
Vratislaus II, King of Bohemia (Abt 1035 - 14 Jan 1092)
│
│ ┌── Berthold of Schweinfurt (Abt 920 - 15 Jan 980)
│ ┌── Henry of Schweinfurt (Abt 971 - 18 Sep 1017)
│ │ │
│ │ │ ┌── Lothar I von Walbeck ( - 5 Sep 929)
│ │ │ ┌── Lothar II von Walbeck
│ │ └── Eilika of Walbeck ( - 19 Aug 1015 Schweinfurt, Bavaria)
│ │ └── Mathilde von Arneburg ( - 3 Dec 990)
│ │
└── Judith of Schweinfurt ( - 2 Aug 1058 bur.St. Vitus Cathedral, Prague, Bohemia)(m. Aft 1021)
└── Gerberge (Abt 970 - Aft 1036)