Stella Prottmann ( - ) is a painter. Stella Prottmann s works have been put up for auction numerous times, with realized prices varying from 124.57 USD for Herinneringen aan de Chiemsee (Beieren, Duitsland) in 2011 to 308.02 USD for Nature morte, 1912 in 2016 , based on the size and medium of the artwork.