Agnes of Rheinfelden (*; † 19 December 1111) was the daughter of

Rudolf of Rheinfelden Rudolf of Rheinfelden ( – 15 October 1080) was Duke of Swabia from 1057 to 1079. Initially a follower of his brother-in-law, the Salian dynasty, Salian emperor Henry IV, Holy Roman Emperor, Henry IV, his election as German anti-king in 1077 mar ...

, and the wife of

Berthold II of Zähringen Berthold II ( – 12 April 1111), also known as Berchtold II, was the Duke of Swabia from 1092 to 1098. After he conceded the Duchy of Swabia to the Staufer in 1098, the title of "Duke of Zähringen" was created for him, in use from c. 1100 and c ...

, Duke of Swabia.

Life

Agnes was the daughter of Rudolf von Rheinfelden, duke of Swabia, and

anti-king An anti-king, anti king or antiking (german: Gegenkönig; french: antiroi; cs, protikrál) is a would-be king who, due to succession disputes or simple political opposition, declares himself king in opposition to a reigning monarch.OED "Anti-, 2 ...

of Germany, and his wife Adelaide of Savoy. Her sisters were

Bertha of Rheinfelden Bertha of Rheinfelden (also Bertha of Bregenz) (born c. 1065; d. after 1128), countess of Kellmünz, was the daughter of Rudolf of Rheinfelden and wife of Ulrich X, Count of Bregenz, Ulrich X of Bregenz. Life Bertha was the daughter of Rudolf of ...

, countess of Kellmünz, and Adelaide of Rheinfelden, queen consort of Hungary. In 1079, shortly after her mother’s death. Agnes married

. After the deaths of her father, Rudolf, in 1080, and her sister, Adelaide, and her brother, Berthold of Rheinfelden, who both died in 1090, Agnes inherited much of the property of her natal dynasty. Agnes was the founder of the abbey of St. Peter in the Black Forest, burial site for members of her husband’s dynasty (the Zähringer). Agnes and her husband died within a few months of each other in 1111. They were both interred at St Peter in the Blackforest, an abbey they founded, which became the main burial place for their dynasty.Heyck, ''Geschichte der Herzöge von Zähringen'', p. 157.

Marriage and children

Agnes had at least eight children with Berthold II, including four sons, and four (or perhaps five) daughters: * Berthold (* c.1080) * Rudolf II (* c.1082; † 1111), count of Rheinfelden *

Berthold III, duke of Zähringen Berthold III, Duke of Zähringen (b. c. 1085, d. 3 DecemberStephan Molitor, ''Das Todesdatum Herzog Bertolds III. von Zähringen im Reichenbacher Seelbuch in Kopenhagen''. In: Die Zähringer. Eine Tradition und ihre Erforschung, hrsg. von Karl Schm ...

(r.1111-1122), succeeded by his brother, Conrad I *

Conrad I, Duke of Zähringen Conrad I ( – 8 January 1152) was Duke of Zähringen from 1122 until his death and from 1127 also Rector of Burgundy. He spent most of his life stemming the growing power of the House of Hohenstaufen and to this end, allied himself with the ...

* Agnes (d. after 8 January 1125), married William II of Burgund-

Besançon Besançon (, , , ; archaic german: Bisanz; la, Vesontio) is the prefecture of the department of Doubs in the region of Bourgogne-Franche-Comté. The city is located in Eastern France, close to the Jura Mountains and the border with Switzerl ...

* Liutgard (died young) * Petrissa (* c.1095; d. before 1116), married Frederick I of Pfirt * Liutgard (* c.1098; d. 25 March 1131), married Godfrey of Calw * Judith (* c.1100), married Ulrich II of

Gammertingen Gammertingen () is a town in the district of Sigmaringen, in Baden-Württemberg, Germany. It is situated 18 km north of Sigmaringen. Geography Geographical location Gammertingen is located on the Swabian Jura in the valley of the Lauchert ...

References

* Hans-Otto Mühleisen: ''Die Beziehung der Abtei St. Peter auf dem Schwarzwald zum Oberaargau''. In: Jahrbuchvereinigung Oberaargau (Hg.): ''Jahrbuch des Oberaargaus'', Jg. 46, Langenthal 2003, S. 97–135
hier
(PDF; 2,6 MB) im Volltext online abrufbar) *K. Schmid, ed., ''Die Zähringer. Schweizer Vorträge und neue Forschungen'' (Sigmaringen, 1990) *E. Heyck, ''Geschichte der Herzöge von Zähringen'' (Baden, 1891). * J. Krimm-Beumann, ‘Der Rotulus Sanpetrinus und das Selbstverständnis des Klosters St. Peter im 12. Jahrhundert.’ in: H-O. Mühleisen, H. Ott, and T. Zotz, eds., ''Das Kloster St. Peter'' (Waldkirch 2001).

Notes

{{Authority control 1111 deaths Duchesses of Swabia House of Zähringen 11th-century German women 12th-century German women Daughters of kings