Anton "Toni" Ulmen (25 January 1906 – 4 November 1976) was a German motorcycle and racing driver from Düsseldorf, Germany. His racing career started in 1925 on a 250 cc Velocette. In 1927 he won the opening race of the Nürburgring on a 350 cc Velocette. In 1929 he won the 350 cc class on the Eilenriede, a non-permanent race course near Hannover. From 1949 to 1952, he was four times German sports car and Formula 2 champion.