Ewald Hoinkis ( 1897 - 1960 ) was a German painter. Ewald Hoinkis s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1016.78 USD for Ohne Titel (Metallspirale) in 2004 to 1630.36 USD for Various still lifes, before 1933 in 2008 , based on the size and medium of the artwork.