Roberto Cortazar ( 1962 - ) is a Mexican painter. Roberto Cortazar s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 3000 USD for BLUE COMPOSITION #1 in 2003 to a remarkable record 30807.15 USD for Dos figuras en el estudio, obra 258 in 2010 , based on the size and medium of the artwork.