Jacob Fischer (April 11, 1871 - August 25, 1936) was an American labor union leader.
Born in Osborn, Ohio, Fischer moved to Indianapolis when he was 16. There, he became a baker, then a printer, before finally training as a barber.[1] He joined the Journeymen Barbers' International Union of America. In 1894, he was elected as vice-president of the union, then as president in 1898. He became an organizer for the union in 1902, then in 1904, was elected as secretary-treasurer.[2]
From 1918, Fischer served as a vice-president of the American Federation of Labor, and he also became a vice-president of the Union Label Department. He retired in 1929, and died seven years later.