Giovanni Francesco Barbieri Guercino (attributed To) ( 1591 - 1666 ) was an Italian painter. Giovanni Francesco Barbieri Guercino (attributed To) s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 71.89 USD for A couple fighting in 2005 to 61581.41 USD for Two male figures in 2006 , based on the size and medium of the artwork.