We perform Joseph Siffred Duplessis art authentication, appraisal, certificates of authenticity (COA), analysis, research, scientific tests, full art authentications. We will help you sell your Joseph Siffred Duplessis or we will sell it for you.

Joseph Sifrede Duplessis was a popular portrait painter among nobility, aristocrats, artists and musicians in the 18th century. He studied under Subleyras and received many portrait commissions during his lifetime. He was known for his myriad paintings of Benjamin Franklin, and painted the official portrait of Louis XVI in 1775 at Versailles.

Still wondering about an 18th century portrait in your family collection? Contact us… we are the Joseph Siffred Duplessis experts.