Roger Testu, known as Tetsu (12 July 1913, Bourges, Cher – 2 February 2008) was a French cartoonist. He started his career as a painter and in the 1950s made a successful transformation to cartoons and print. He worked for magazines such as Paris Match, The Barber Magazine, France on Sunday and Here Paris. He continued to paint while drawing cartoons and competed his most famous works. He produced "Search South of France" which were two collections compiling his drawings and paintings. In 2008 he died age 94, the official cause of death is unknown. He had several obituaries printed in France including some from his former employers.