See also
| Husband: | Frederick I + (1050-1105) | |
| Wife: | Agnes + of GERMANY (1072-1143) | |
| Children: | Frederick II + (1090-1147) | |
| Conrad III + of HOHENSTAUFEN (1093-1151) | ||
| Richilde + of SOUABE (1095-1154) | ||
| Marriage | 1089 | Regensburg, Bayern, Germany |
| Name: | Frederick I + | |
| Sex: | Male | |
| Father: | Frederick + of BUREN (1020- ) | |
| Mother: | Hildegard + of EGISHEIM-DAGSBURG (1025-1095) | |
| Birth | 1050 | Bur Lorsch Monastery, Hohenstaufen, Bayern, Germany |
| Occupation | Duke of Swabia | |
| Title | frm 1079 to 1105 (age 28-55) | Duke of Swabia |
| Death | 21 Jul 1105 (age 54-55) | Hohenstaufen, Bayern, Germany |
| Name: | Agnes + of GERMANY | |
| Sex: | Female | |
| Father: | Henry IV + (1050-1106) | |
| Mother: | Bertha + of SAVOY (1051-1087) | |
| Birth | 1072 | Klosterneuburg, Niederosterreich, Austria |
| Occupation | Imperial Princess of the Holy Roman Empire | |
| Title | Imperial Princess of the Holy Roman Emp | |
| Death | 24 Sep 1143 (age 70-71) | Bayern, Germany |
| Name: | Frederick II + | |
| Sex: | Male | |
| Spouse 1: | Judith + (1103-1125) | |
| Spouse 2: | Agnes of SAARBRUCKEN (c. 1095- ) | |
| Birth | 1090 | Hohenstaufen, Swabia, Bavaria |
| Occupation | Duke of Swabia | |
| Title | Duke of Swabia | |
| Death | 6 Apr 1147 (age 56-57) | |
| Name: | Conrad III + of HOHENSTAUFEN | |
| Sex: | Male | |
| Spouse: | Gertrude + of SULZBACH (1114-1146) | |
| Birth | 1093 | Hohenstaufen, Swabia, Bavaria |
| Occupation | King of Germany | |
| Death | 15 Feb 1151 (age 57-58) | Bamberg, Oberfranken, Bavaria |
| Name: | Richilde + of SOUABE | |
| Sex: | Female | |
| Spouse: | Hugh + of ROUCY (1090-1160) | |
| Birth | 1095 | |
| Death | 1154 (age 58-59) | |
Frederick I von Staufen (1050 – July 21, 1105) was Duke of Swabia from 1079 to his death. He was the first ruler of Swabia from the House of Hohenstaufen, and was the builder of dynasty's ancestral Hohenstaufen Castle near Göppingen.
He was the son of Frederick von Büren, Count in the Riesgau and Swabian Count Palatine, with Hildegard of Egisheim-Dagsburg, a niece of Pope Leo IX, or a daughter of the Ezzonid Duke Otto II of Swabia.[1]
[edit] Marriage and issueIn 1089, Frederick married Agnes of Germany, daughter of Henry IV, Holy Roman Emperor. They had several sons and daughters, amongst whom were:
Frederick II of Swabia (1090–1147), the father of Frederick Barbarossa
Conrad III, king of Germany (1093–1152)
Agnes of Germany (1072 – September 24, 1143) was the daughter of Henry IV, Holy Roman Emperor and Bertha of Savoy. Her maternal grandparents were Otto, Count of Savoy, Aosta and Moriana and Adelaide, Marchioness of Turin and Susa.
Agnes married firstly, in 1089, Frederick I, Duke of Swabia. They had several children:
Heilica (1088–1110), wife of Friedrich von Lengenfeld (died 1119)
Bertha (1089–1120), wife of Adalbert von Elchingen, Count von Ravenstein (1075–1120)
Frederick II of Swabia
Hildegard
Conrad III of Germany
Gisela
Henry (1096–1105)
Beatrix (1098–1130)
Kunigunde (1100–1120/1126), wife of Henry of Bavaria (1100–1139)
Richilde wife of Hugh de Roucy
Gertrude wife of Hermann von Stahleck
Following Frederick's death in 1105, Agnes married Leopold III (born 1073; died 15 Nov. 1136) the Margrave of Austria (1095 till 1136). Leopold was the son of Margrave Leopold II and Ida of Formbach-Ratelnberg. According to legend, a veil lost by Agnes and found by Leopold years later while hunting instigated him to found the monastery of Klosterneuburg.
Their children were:
Leopold IV
Henry II Jasomirgott.
Berta (d.9 Apr 1150), bur St Emmeran), m. Henry III, Burggraf of Regensburg (d.27 Nov [1174], bur St Emmeran), and had issue.
Agnes, m. 1125 Wladyslaw II the Exile, High Duke of Poland. Agnes is said to have been "one of the most famous beauties of her time".
Ernst.
Uta (died 1154), wife of Liutpold von Plain.
Otto of Freising, bishop and biographer of his nephew Frederick I "Barbarossa".
Conrad, Bishop of Passau, and Archbishop of Salzburg.
Elizabeth, m. Hermann II of Winzenburg.
Judith, m. c. 1133 William V of Montferrat. Their children formed an important Crusading dynasty.
Gertrude, m. King Vladislaus II of Bohemia.
According to the Continuation of the Chronicles of Klosterneuburg, there may have been up to seven others (possibly from multiple births) stillborn or died in infancy.
In 1125, Agnes' brother, Henry V, Holy Roman Emperor, deceased childless, leaving Agnes and her children as heirs of the Salian dynasty's immense allodial estates, including Waiblingen.
In 1127, Agnes' eldest surviving son, Konrad III, was elected by opposition as rival king of Germany against Saxon party's Lothar III. When Lothar died in 1137, Konrad won the position.