Rudi Gruner ( 1909 - 1984 ) was a painter. Rudi Gruner s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 240 USD for Selbst mit Charlotte in 2008 to 1113.9 USD for Tänzerinnen zwischen Kulissen in 2009 , based on the size and medium of the artwork.