 After Acquoy changed hands several times, it was bought by Floris van Egmond, Count of Buren, in 1513.Through the marriage of Willem of Orange with the granddaughter of Floris van Egmond, Anna van Egmond in 1551, Acquoy, together with Leerdam, became property of the House of Orange and part of the County of Holland.The shire of Acquoy was made a barony in that time.