Louis Soonius ( 1883 - 1956 ) was a Dutch painter. Louis Soonius s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 740.19 USD for Spielende Kinder im Garten in 2003 to 16467.55 USD for Playing on the beach in 2005 , based on the size and medium of the artwork.