Gustave-Claude-Etienne Courtois (1852–1923) was a prominent French painter known for his detailed and expressive portraits, historical scenes, and genre works. Born on May 18, 1852, in Pusey, Haute-Saône, Courtois moved to Paris to study at the École des Beaux-Arts under the tutelage of Alexandre Cabanel and Isidore Pils. His artistic talents quickly garnered attention, and he became associated with the academic style prevalent in late 19th-century France. Courtois exhibited regularly at the Paris Salon, earning accolades and awards for his meticulous technique and ability to capture the psychological depth of his subjects. His works often featured influential figures of his time, including intellectuals, artists, and political leaders. Notable portraits include those of fellow painter Pascal Dagnan-Bouveret and the actress Sarah Bernhardt. In addition to his portraits, Courtois produced historical and mythological paintings that showcased his versatility and command over composition and color. He was also an esteemed teacher at the Académie Julian, where he influenced a new generation of artists. Courtois' contributions to art were recognized with numerous honors, including the Legion of Honour. He passed away on November 17, 1923, leaving behind a rich legacy celebrated in museums and collections worldwide.