Cornelis Janssens Van Ceulen (after) ( 1635 - 1730 ) was a British painter. Cornelis Janssens Van Ceulen (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 5000 USD for Portrait of a gentleman, three-quarter length, wearing black costume with a lace ruff collar in 2008