Family/Spouse: Elizabeth Of HUNGARY. Elizabeth (daughter of Bela IV and Maria LASCARIS) died in 1271. [Group Sheet] [Family Chart]
Otto married Katharina Of GERMANY in 1279 in Vienna. Katharina (daughter of Rudolf I and Gertrude Of HOHENBERG) was born in 1256; died on 04 Apr 1282 in Landshut. [Group Sheet] [Family Chart]