Jan Le Ducq ( 1630 - 1676 ) was a Dutch painter. Jan Le Ducq s works have been put up for auction numerous times, with realized prices varying from 14938.43 USD for A PORTRAIT OF A GENTLEMAN AND HIS WIFE AND THEIR THREE CHILDREN, POSSIBLY THE LOTH FAMILY, NEAR A STATUE OF DIANA THE HUNTRESS, in 2008 to 25000 USD for A GROUP PORTRAIT OF THE LOTH FAMILY IN A LANDSCAPE in 2011 , based on the size