Cecilia Beaux (May 1, 1855--September 7, 1942) was an American society portraitist, in the nature of John Singer Sargent.
She was born in Philadelphia, Pennsylvania, she received the bulk of her art training at the Academie Julien in Paris. During her time in Paris she studied under painters Tony Robert-Fleury and William-Adolphe Bouguereau.
In 1890 she exhibited at the Paris Exposition. Returning to Philadelphia, Miss Beaux obtained in 1893 the gold medal of the Philadelphia Art Club, and also the Dodge prize at the New York National Academy, and later various other distinctions. She became a member of the National Academy of Design, New York, in 1902. Among her portraits are those of Georges Clemenceau ; Edith Roosevelt and her daughter; and Admiral Sir David Beatty. Her Dorothea and Francesca, and Ernesta and her Little Brother, are good examples of her skill in painting children.