Waalko Jans Dingemans (jr) ( 1912 - 1991 ) was a Dutch painter. Waalko Jans Dingemans (jr) s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 456.66 USD for Blaricum in 2004 to 1604.98 USD for Voerman met paard en wagen op de kade voor de Rotterdamse Haven in 2005 , based on the size and medium of the artwork.