Ludwig Koch ( 1866 - 1934 ) was an Austrian painter. Ludwig Koch s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1645 USD for Ein stolzes Pferd in 2003 to 10562.39 USD for A four-in-hand in galopp, three sportive gentleman on a coach in 2017 , based on the size and medium of the artwork.