Jan Maurits Quinkhardt ( 1688 - 1772 ) was a Dutch painter. Jan Maurits Quinkhardt s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 241.29 USD for Portrait of a gentleman with a red cape in 2005 to 8149.3 USD for Double portrait of Michiel de Roode (1685-1771) and Jan Punt (1711-1779), holding a miniature portrait of Joost van de