Johan Carl Richardt ( 1816 - 1887 ) was a Danish painter. Johan Carl Richardt s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 81.76 USD for A portrait of a man in 2008 to 574.59 USD for Portrait of Count Vilhelm Carl Ferdinand Ahlefeldt-Laurvigen (1769-1852) in 2009 , based on the size and medium of the artwork.