Johannes Grützke ( 1937 - ) is a German painter. Johannes Grützke s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 737.52 USD for Portr√§t Ulrich Tukur 1984 in 2004 to 15400.88 USD for UNTITLED (THE BROTHERS) in 2010 , based on the size and medium of the artwork.