Arthur Laban Bates (June 6, 1859 – August 26, 1934) was a Republican member of the United States House of Representatives from the state of Pennsylvania. Arthur L. Bates (nephew of John Milton Thayer) was born in Meadville, Pennsylvania. He studied under tutors and was graduated from Allegheny College in Meadville in 1880. He studied law and was admitted to the bar in 1882. He attended Oxford University in England, in 1882 and 1883. He commenced the practice of law in Meadville in 1884, and was also engaged in the newspaper publishing business in 1899. He served as city solicitor of Meadville from 1889 to 1896.