John Hoppner (attributed To) ( 1758 - 1810 ) was a British painter. John Hoppner (attributed To) s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 500 USD for PORTRAIT OF A LADY in 2004 to 18750 USD for PORTRAIT OF AN OFFICER IN THE ROYAL ARTILLERY, THREE-QUARTER LENGTH in 2018 , based on the size and medium of the artwork.