Career
Willem was the son of Baron Unico Ripperda van Boxbergen, drost of Twente, and Anna van Doetinchem. The old, noble House of Ripperda originally came from Groningen. Willem Ripperda left his military career in 1623.
In 1631 he was elected to represent the Privince of Overijssel at the States-General of the Netherlands in The Hague.
These resulted in the signing of the Peace of Westphalia.