Giovanni Francesco Barbieri Guercino ( 1591 - 1666 ) was an Italian painter. Giovanni Francesco Barbieri Guercino s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 275.48 USD for Capucin monk adoring the Christ Child, four cherubim above in 2003 to a remarkable record 3418186.01 USD for King David in 2010 , based on the size and m