Alexandre Chaponnier called Polyanthe[1] (24 February 1793 in Paris – 26 July 1852 in the 10th arrondissement of Paris[2]) was a 19th-century French physician, painter, engraver, and playwright.
Also known under the sole first name Alexandre,[3] he was the son of the French painter and engraver of Swiss origin Alexandre Chaponnier (Genève 1753-Paris 1835).