Markwart III von UNKNOWN

Markwart III von was born after 0955.  Markwart III von's father was Markwart II, Count of the Lower Isar.  His paternal grandfather was Markwart I, Count in the UFGAU ON THE LOWER ISAR. He had a brother and two sisters, named Markwart III, Margraf in, Richgard von and Richardis.  Markwart III von is no longer alive.