Jean Viollier ( 1896 - 1985 ) was a Swiss painter. Jean Viollier s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1214.75 USD for Winter in den Weinbergen in 2004 to 4662.73 USD for Les objets morts dans la ville in 2014 , based on the size and medium of the artwork.