Who married Ida of Formbach-Ratelnberg?

Ida of Austria (c. 1055 – September 1101) was a Margravine of Austria by marriage to Leopold II of Austria. She was a crusader, participating in the Crusade of 1101 with her own army.

Leopold II (1050 – 12 October 1095), known as Leopold the Fair (German: Luitpold der Schöne), a member of the House of Babenberg, was Margrave of Austria from 1075 until his death in 1095. A supporter of the Gregorian Reforms, he was one of the main opponents of the German king Henry IV during the Investiture Controversy.