Godfrey Kneller (attributed To) ( 1646 - 1723 ) was a German painter. Godfrey Kneller (attributed To) s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 14000 USD for Portrait of Charles II in 2004 to 42000 USD for PORTRAIT OF A BOY WITH A SHOTGUN in 2006 , based on the size and medium of the artwork.