Giovanni Guerra ( 1544 - 1618 ) was an Italian painter. Giovanni Guerra s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 912.26 USD for Scène d´histoire romaine in 2004 to 3197.19 USD for QUEEN tO VASHTI Refusing OBBEY Ahasuerus' COMMAND in 2016 , based on the size and medium of the artwork.