Clemens Spengler ( 1903 - ) is a German painter. Clemens Spengler s works have been put up for auction numerous times, with realized prices varying from 56.17 USD for Dame mit Sonnenschirm und Hund flaniert am Schaufenster vorbei in 2011 to 369.41 USD for Bildnis eines bayerischen Mädchens beim Blumenbinden in 2011 , based on the size and medium of the artwork.