Irmgard married Otto Von Schweinfurt in 1036 in Torino, Torino, Piemonte, Italy. Otto (son of Henrich Henry I "Margrave of Nordgau" SCHWEINFURT and Gerberge of Gleiberg KINZIGAU) was born in 1004 in Schweinfurt,Unterfranken,,Germany; died in 1057-09-28 in Schweinfurt,Unterfranken,Bayern,Germany. [Group Sheet] [Family Chart]

1. Richza VonSchweinfurt was born in 1026 in Dresden, Stadt Dresden, Sachsen, Germany; died in 1050.
2. Hildegarde DeSwabia was born in 1028 in Swabia, , Bayern, Germany; died in 1095 in Hohenstaufen, Goppingen, Baden-Wuerttemberg, Germany.
3. Judith VonSchweinfurt was born in 1037 in Schwaben, Kelheim, Bayern, Germany; died in 1104 in , , , Germany.
4. Beatix Prinzesse VonSchwaben was born in 1039 in Schwaben, Kelheim, Bayern, Germany; died in 1104.
5. Gisela vonSchweinfurt was born in 1041 in Schwaben, Chemnitzer Land, Sachsen, Germany; died on 2 Feb 1100.
6. Alberade Countess Schweinfurt was born in 1043 in Schwaben, Chemnitzer Land, Sachsen, Germany; died on 1 Jan 1103.
7. Eilika VonSchweinfurt was born in 1045 in Schwaben, Kelheim, Bayern, Germany; died in 1088 in Niedermunster, , Westpfalz, Germany.
8. Gertrude VonBraunschweig was born in 1065 in Braunschweig, Braunschweig, Niedersachsen, Germany; died on 9 Dec 1117.