Ernest Gayac was a French caricaturist, illustrator and engraver.
He was born and died in Boudreaux. When in Montmartre, Paris he would visit burlesque and mixed with anarchist cartoonists such as Jean-Louis Forain and Adolphe Léon Willette. His drawings and etchings show specific grotesque style depicting dwarves, gnomes, monsters and witches.
Among others he produced a set of postcards depicting female figures and dancers.