L De Koningh ( - ) is a painter. L De Koningh s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 709.62 USD for Verscheept Gedokt in Rotterdam in 2005 to 4217.27 USD for A boy resting with his dog, in a landscape in 2010 , based on the size and medium of the artwork.