Gilles Allou ( 1670 - 1751 ) was a French painter. Gilles Allou s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1907.45 USD for Portrait de Madame de Monsaux tenant une quenouille in 2004 to 8144.78 USD for Portrait de Louis de Boullogne (1654 - 1733) in 2011 , based on the size and medium of the artwork.