Family/Spouse: Unknown. [Group Sheet] [Family Chart]
Wilhelm married Oda von Ostmark about 987 in Germany. Oda (daughter of Margrave of Miessen Thietmar and Princess of Saxony Suanehild) was born about 968 in Ostmark, Germany. [Group Sheet] [Family Chart]
married Bernard von Haldensleben about 1009 in Germany. Bernard (son of of Nordgau I Bernard) was born about 985 in Haldensleben, Germany; died in 1044/1051. [Group Sheet] [Family Chart]