Robert Bonnart ( 1652 - 1729 ) was a French painter. Robert Bonnart s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 242.46 USD for Portraits d'hommes de la Cour in 2006 to 3552.08 USD for Cinq planches de mode: Prince de Conti, Mélisse, Monseigneur le duc de Berry, le duc de Malborough et L.-F. Le Tellier de Barbez in 2019 , ba