Louis Tocque ( 1696 - 1772 ) was a French painter. Louis Tocque s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 3108.49 USD for Portrait de jeune homme tenant une lettre in 2005 to 80314.57 USD for PORTRAIT DU MARQUIS DE MARIGNY (1727 -1781) in 2005 , based on the size and medium of the artwork.