"L'astronome" (The Astronomer),
circa 1777.
Oil on canvas painting by Nicolas-Bernard Lépicié. Calouste Gulbenkian Museum, Lisbon, Portugal.
Pierre Charles Le Monnier (French pronunciation: [pjɛʁ ʃaʁl lə mɔnje]; 23 November 1715 – 3 April 1799) was a French astronomer. His name is sometimes given as Lemonnier.