Duplessis (surname)

Duplessis is a French surname. Notable people with the name include:

• Georges Duplessis, a French art historian
• Jerry Duplessis, a composer and record producer
• José María Imbert Duplessis (1798–1847), a French-born Dominican Republic independence war commandant and national hero
• Joseph Duplessis, a French painter
• Lucile Duplessis, a French Revolutionary figure, wife of Camille Desmoulins
• Marie Duplessis, a French courtesan and mistress
• Maurice Duplessis (1890-1959), a premier of Québec in the mid twentieth century
• Rachel Blau DuPlessis (b. 1941), an American poet and editor of George Oppen's Selected Letters
• Thomas Duplessis (born Thomas-Antoine de Mauduit du Plessis) (1753–1791), a French officer who fought with the Continental Army during the American Revolutionary War