Nielsen Hayden genealogy
Ancestors of Heinrich IV, Holy Roman Emperor
1050 - 1106 (55 years)
┌── Conrad the Red 
( - 10 Aug 955)(m. 947) =>
( - 10 Aug 955)(m. 947) => ┌── Otto of Worms (Abt 947 - 4 Nov 1004)
(Abt 947 - 4 Nov 1004) │
┌── Henry of Speyer (Abt 968 - 989 bur.Worms Cathedral, Worms, Germany)
(Abt 968 - 989 bur.Worms Cathedral, Worms, Germany) │ └── Judith ( - 991)
( - 991) │
┌── Conrad II "The Salic", Holy Roman Emperor ( - 4 Jun 1039 Utrecht, Netherlands)(m. Bef Feb 1016)
( - 4 Jun 1039 Utrecht, Netherlands)(m. Bef Feb 1016) │ │
│ │ ┌── Gerard of Lower Alsace
│ └── Adelaide of Alsace
│
┌── Heinrich III, Holy Roman Emperor (28 Oct 1016 - 5 Oct 1056 Bodfeld, Harz, Germany)(m. 21 Nov 1043)
(28 Oct 1016 - 5 Oct 1056 Bodfeld, Harz, Germany)(m. 21 Nov 1043) │ │
│ │ ┌── Conrad of Rheingau ( - 20 Aug 997)
( - 20 Aug 997) │ │ ┌── Hermann II of Swabia ( - 4 May 1003)(m. Abt 988)
( - 4 May 1003)(m. Abt 988) │ └── Gisele of Swabia (11 Nov 995 - 14 Feb 1043 Goslar, Lower Saxony, Germany)(m. Bef Feb 1016)
(11 Nov 995 - 14 Feb 1043 Goslar, Lower Saxony, Germany)(m. Bef Feb 1016) │ │
│ │ ┌── Rudolph II, King of Burgundy (Abt 890 - 11 Jul 937)(m. 922) =>
(Abt 890 - 11 Jul 937)(m. 922) => │ │ ┌── Conrad I, King of Burgundy ( - 19 Oct 993)
( - 19 Oct 993) │ │ │ └── Bertha of Swabia (Abt 907 - 2 Jan 966)(m. 922) =>
(Abt 907 - 2 Jan 966)(m. 922) => │ │ │
│ └── Gerberga of Burgundy ( - Aft 1016)(m. Abt 988)
( - Aft 1016)(m. Abt 988) │ │
│ │ ┌── Louis IV, King of Western Francia (919 - 10 Sep 954 Rheims, Marne, Champagne-
│ │ │ Ardenne, France)(m. 939) =>
(919 - 10 Sep 954 Rheims, Marne, Champagne-│ │ │ Ardenne, France)(m. 939) =>
│ └── Matilda of the West Franks ( - Abt 981)
( - Abt 981) │ └── Gerberga of Saxony (Between 913 and 914 - 5 May 969 bur.Saint-Rémy de Reims)
(Between 913 and 914 - 5 May 969 bur.Saint-Rémy de Reims) │ (m. 939) =>
│
Heinrich IV, Holy Roman Emperor (11 Nov 1050 Goslar, Lower Saxony, Germany - 7 Aug 1106 Liège, Belgium)
│
│ ┌── Ebalus Manzer (868 Poitiers, Vienne, Poitou-Charentes, France - 932)(m. 892) =>
(868 Poitiers, Vienne, Poitou-Charentes, France - 932)(m. 892) => │ ┌── Guillaume "Tête-d'Étoupe" (900 of Poitiers, Vienne, Poitou-Charentes, France -
│ │ 3 Apr 963)(m. 935)
(900 of Poitiers, Vienne, Poitou-Charentes, France -│ │ 3 Apr 963)(m. 935)
│ │ └── Aremburge ( - Bef Feb 911)(m. 892)
( - Bef Feb 911)(m. 892) │ │
│ ┌── William II of Poitou (935 - 3 Feb 993)(m. 968)
(935 - 3 Feb 993)(m. 968) │ │ │
│ │ │ ┌── Rollo ( - Between 928 and 933)
( - Between 928 and 933) │ │ └── Adèle of Normandy ( - Aft Feb 942)(m. 935)
( - Aft Feb 942)(m. 935) │ │ └── Poppa
│ │
│ ┌── William III of Poitou (969 - 31 Jan 1030)
(969 - 31 Jan 1030) │ │ │
│ │ │ ┌── Theobald le Vieux (904 - Bef 942)
(904 - Bef 942) │ │ │ ┌── Thibaut I of Blois ( - 16 Jan 975)(m. Between 942 and 945)
( - 16 Jan 975)(m. Between 942 and 945) │ │ │ │ └── Richilde of Bourges (892 - 984)
(892 - 984) │ │ │ │
│ │ └── Emma of Blois (950 - Abt 1003)(m. 968)
(950 - Abt 1003)(m. 968) │ │ │
│ │ │ ┌── Heribert II (Between 880 and 890 -
│ │ │ │ 23 Feb 943 bur.St. Quentin, Aisne, Picardie, France) =>
(Between 880 and 890 -│ │ │ │ 23 Feb 943 bur.St. Quentin, Aisne, Picardie, France) =>
│ │ └── Luitgarde de Vermandois ( - Aft 978)(m. Between 942 and 945)
( - Aft 978)(m. Between 942 and 945) │ │ └── (Unknown daughter of Robert I, King of France) ( - Aft 931) =>
( - Aft 931) => │ │
└── Agnes of Poitou (Abt 1025 - 14 Dec 1077 Rome)(m. 21 Nov 1043)
(Abt 1025 - 14 Dec 1077 Rome)(m. 21 Nov 1043) │
│ ┌── Berengario II, King of Italy (Abt 900 - 4 Aug 966 Bamberg, Bayern, Germany)
(Abt 900 - 4 Aug 966 Bamberg, Bayern, Germany) │ │ (m. Bef 936) =>
│ │ └── Willa of Arles ( - Aft 963 Bamberg, Bayern, Germany)(m. Bef 936) =>
( - Aft 963 Bamberg, Bayern, Germany)(m. Bef 936) => │ │
│ ┌── Otto-William of Burgundy (Bef 962 - Bef 21 Sep 1026 bur.Dijon Cathedral, Dijon, Côte-d'Or,
│ │ Burgundy, France)
(Bef 962 - Bef 21 Sep 1026 bur.Dijon Cathedral, Dijon, Côte-d'Or, │ │ Burgundy, France)
│ │ │
│ │ │ ┌── Lambert of Châlon ( - Between 977 and 985) =>
( - Between 977 and 985) => │ │ └── Gerberge ( - Between 986 and 992)
( - Between 986 and 992) │ │ └── Adélaïde ( - Aft 999)
( - Aft 999) │ │
└── Agnes of Burgundy (Abt 995 - 10 Nov 1068 bur.Abbey of St. Nicolas de Poitiers, Vienne, Poitou-
Charentes, France)
(Abt 995 - 10 Nov 1068 bur.Abbey of St. Nicolas de Poitiers, Vienne, Poitou-Charentes, France)
│
│ ┌── Renaud I ( - 10 May 967 Reims, Marne, Champagne-Ardenne, France)
( - 10 May 967 Reims, Marne, Champagne-Ardenne, France) └── Ermentrude de Roucy (Abt 950 - 5 Mar 1002)
(Abt 950 - 5 Mar 1002) │
│ ┌── Giselbert I (Between 891 and 898 - 2 Oct 939 Andernach, Rhineland, Germany)
(Between 891 and 898 - 2 Oct 939 Andernach, Rhineland, Germany) │ │ (m. 929) =>
└── Alberade de Lorraine (Abt 931 - ?? bur.Abbey of Saint-Remi, Reims, Marne, Champagne-
Ardenne, France)
(Abt 931 - ?? bur.Abbey of Saint-Remi, Reims, Marne, Champagne-Ardenne, France)
└── Gerberga of Saxony (Between 913 and 914 - 5 May 969 bur.Saint-Rémy de Reims)
(Between 913 and 914 - 5 May 969 bur.Saint-Rémy de Reims) (m. 929) =>