The Chronico Eberspergensi Posteriore names "comes Udalricus uxore Richardem". The Chronico Eberspergense names "Rihcardem sororem Marhwardi presidis de Carinthia" as Udalrich's wife.
The Chronico Eberspergensi Posteriore records the death "1013 Non Kal Mai" of "coniunx eius [=Udalrici] Richardis". 1
Marriage Information:
Richgardis married Gf. Udalrich VON EBERSBERG, son of Gf. Adalbero I VON EBERSBERG and Luitgard. (Udalrich VON EBERSBERG was born in Ebersberg, Bayern and died on 11 Mar 1028/9.)
Sources
1 Foundation for Medieval Genealogy, Medlands: Richardis.