Herman M Doncker (after) ( 1620 - 1656 ) was a Dutch painter. Herman M Doncker (after) s works have been auctioned off multiple times, with realized prices varying according to the size and medium of the artwork, for instance of 1922.19 USD for PORTRAIT OF A GENTLEMAN, FULL LENGTH, WEARING A BLACK CAPE, BLACK TROUSERS AND A BLACK HAT, A LANDSCAPE BEYOND in 2008