William Yellowlees (after) ( 1796 - 1857 ) was a British painter. William Yellowlees (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 194.22 USD for Portrait of a gentleman, half length, seated before a bookcase, and a companion portrait of a lady wearing fur stole and fancy l in 2013