Nielsen Hayden genealogy
Ancestors of Albrecht of Everstein
┌── Konrad 
┌── Albrecht of Everstein ( - Aft 1197)(m. Aft 1166)
( - Aft 1197)(m. Aft 1166) │ │ ┌── Wittekind
│ └── Judith von Schwalenberg
│
│
│ ┌── Casimir I, Duke Of Poland (25 Jul 1016 Krakow, Malowpolskie, Poland -
│ │ 28 Nov 1058 Poznan, Wielkopolskie, Poland)(m. 1038) =>
(25 Jul 1016 Krakow, Malowpolskie, Poland -│ │ 28 Nov 1058 Poznan, Wielkopolskie, Poland)(m. 1038) =>
│ ┌── Wladyslaw I Herman, Duke of Poland (Abt 1043 - 4 Jun 1102 Plock, Mazowieckie, Poland)
(Abt 1043 - 4 Jun 1102 Plock, Mazowieckie, Poland) │ │ (m. Abt 1080)
│ │ └── Maria Dobronega (Aft 1011 - 1087)(m. 1038) =>
(Aft 1011 - 1087)(m. 1038) => │ │
│ ┌── Boleslaw III "Wrymouth", King of Poland (20 Aug 1085 - 28 Oct 1138)
(20 Aug 1085 - 28 Oct 1138) │ │ │
│ │ │ ┌── Vratislaus II, King of Bohemia (Abt 1035 - 14 Jan 1092) =>
(Abt 1035 - 14 Jan 1092) => │ │ └── Judith Premyslid, Princess of Bohemia ( - Between 1093 and 1095)(m. Abt 1080)
( - Between 1093 and 1095)(m. Abt 1080) │ │ └── Adelaide of Hungary ( - 27 Jan 1062) =>
( - 27 Jan 1062) => │ │
│ ┌── Wladislaw II, King of Poland (1105 - 30 May 1159)(m. Between 1125 and 1127)
(1105 - 30 May 1159)(m. Between 1125 and 1127) │ │ │
│ │ │ ┌── Iziaslav I, Grand Prince of Kiev (1025 - 3 Oct 1078)(m. Abt 1043) =>
(1025 - 3 Oct 1078)(m. Abt 1043) => │ │ │ ┌── Sviatopolk II, Grand Prince of Kiev (1050 - 16 Apr 1113)
(1050 - 16 Apr 1113) │ │ │ │ └── Gertrude-Olisava of Poland (Abt 1020 Krakow, Malowpolskie, Poland - 4 Jan 1107)
(Abt 1020 Krakow, Malowpolskie, Poland - 4 Jan 1107) │ │ │ │ (m. Abt 1043) =>
│ │ │ │
│ │ └── Zbyslava of Kiev ( - Between 1110 and 1111)
( - Between 1110 and 1111) │ │
└── Richeza of Poland (Abt 1135 - 16 Oct 1185)(m. Aft 1166)
(Abt 1135 - 16 Oct 1185)(m. Aft 1166) │
│ ┌── Ernest von Babenberg ( - 10 Jun 1075 Homburg an der Unstrut, Langensalza,
│ │ Thuringia) =>
( - 10 Jun 1075 Homburg an der Unstrut, Langensalza, │ │ Thuringia) =>
│ ┌── Leopold II von Babenberg (Abt 1050 - 12 Oct 1095)
(Abt 1050 - 12 Oct 1095) │ │ └── Adelaide of Eilenburg ( - 1071) =>
( - 1071) => │ │
│ ┌── St. Leopold von Babenberg (1073 - 15 Nov 1136 Vienna, Austria)(m. 1106)
(1073 - 15 Nov 1136 Vienna, Austria)(m. 1106) │ │ └── Ida of Austria ( - Aft 1101)
( - Aft 1101) │ │
└── Agnes of Babenberg (Between 1110 and 1111 - 25 Jan 1157)(m. Between 1125 and 1127)
(Between 1110 and 1111 - 25 Jan 1157)(m. Between 1125 and 1127) │
│ ┌── Heinrich III, Holy Roman Emperor (28 Oct 1016 - 5 Oct 1056 Bodfeld, Harz, Germany)
(28 Oct 1016 - 5 Oct 1056 Bodfeld, Harz, Germany) │ │ (m. 21 Nov 1043) =>
│ ┌── Heinrich IV, Holy Roman Emperor (11 Nov 1050 Goslar, Lower Saxony, Germany -
│ │ 7 Aug 1106 Liège, Belgium)(m. 13 Jul 1066)
(11 Nov 1050 Goslar, Lower Saxony, Germany -│ │ 7 Aug 1106 Liège, Belgium)(m. 13 Jul 1066)
│ │ └── Agnes of Poitou (Abt 1025 - 14 Dec 1077 Rome)(m. 21 Nov 1043) =>
(Abt 1025 - 14 Dec 1077 Rome)(m. 21 Nov 1043) => │ │
└── Agnes of Germany (1073 - 24 Sep 1143 bur.Klosterneuberg, Austria)(m. 1106)
(1073 - 24 Sep 1143 bur.Klosterneuberg, Austria)(m. 1106) │
│ ┌── Otto I of Savoy ( - Between 19 Jan 1057 and 1060)(m. Abt 1046) =>
( - Between 19 Jan 1057 and 1060)(m. Abt 1046) => └── Bertha of Turin (1051 - 27 Dec 1087 Mainz, Hessen, Germany)(m. 13 Jul 1066)
(1051 - 27 Dec 1087 Mainz, Hessen, Germany)(m. 13 Jul 1066) └── Adelaide of Susa (Abt 1015 - 27 Dec 1091 Canischio, Turino, Piedmont, Italy)
(Abt 1015 - 27 Dec 1091 Canischio, Turino, Piedmont, Italy) (m. Abt 1046) =>