Johann Heinrich Tischbein ( 1722 - 1789 ) was a German painter. Johann Heinrich Tischbein s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 7947.68 USD for A PORTRAIT OF A LADY in 2004 to 54171.74 USD for Cavalerie du Roi in 2016 , based on the size and medium of the artwork.