Madeleine Grenier ( 1929 - 1982 ) was a French painter. Madeleine Grenier s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 94.43 USD for SANS TITRE, 1968 in 2005 to 901.97 USD for SANS TITRE, 1968 in 2007 , based on the size and medium of the artwork.