William Giller ( 1805 - ) is a British painter. William Giller s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 296.67 USD for John Mytton, Esquire, Halston Salop in 2005 to 576.34 USD for John Mytton, Esquire, Halston Salop in 2005 , based on the size and medium of the artwork.