Romain de Tirtoff, better known as Erte (4 letters), was a Russian-born French artist and designer who was best known for his Art Deco designs. He was a prolific artist who worked in many mediums, including fashion, jewelry, theatre sets, and graphic art. His work was characterized by its bold colors, geometric shapes, and intricate patterns. Erte's influence on the Art Deco movement was significant, and he is remembered as one of the most influential artists of the 20th century.