High Quality Content by WIKIPEDIA articles! The Ruckers family (variants: Ruckaert, Ruckaerts, Rucqueer, Rueckers, Ruekaerts, Ruijkers, Rukkers, Rycardt) were Flemish harpsichord and virginal makers based in Antwerp in the 16th and 17th century whose influence stretched well into the 18th and to the harpsichord revival of the 20th.