*Irmgarde Countess of Gilching
born 0998 <Oberbayern, Bavaria>

father:
*Arnulf of Gilching
born about 0968
died before 1027

mother:
*Ermengarde wife of Arnulf of Gilching
(end of information).

siblings:
unknown

spouse:
*Friedrich II Count of Diessen
born about 0998 Diessen, Oberbayern, Bavaria
died about 23 January 1075

children:
*Haziga Countess of Diessen born 1042? Diessen, Oberbayern, Bavaria
died 17 October 1100
*Uta von Diessen born about 1028 died 1086
Luitgard Countess of Diessen born about 1058 Diessen, Oberbayern, Bavaria
died 25 September 1120
Arnulf Count of Diessen
Berthold I of Schwarzenberg

biographical and/or anecdotal:

notes or source:
LDS & ancestry.com