Jan Maurits Quinkhardt (attributed To) ( 1688 - 1772 ) was a Dutch painter. Jan Maurits Quinkhardt (attributed To) s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 5210.73 USD for Portrait d'un fumeur dans un intérieur in 2005 to 9382.98 USD for Portrait of gentleman said to be Hendrik de Roo, three-quarter-length, in a red cost