Sebastian John Ross (April 24, 1919 – August 24, 2008) was an American-born Australian caricature artist and showman, famous for his miniature silhouette portraits cut in black card and mounted on a white background. He made numerous media appearances and became a well-known identity at annual shows such as the Sydney Royal Easter Show and the Brisbane Ekka, where he worked each year for about 60 years. He was regarded within his lifetime as "a legend".