Alfred William Lamb (March 18, 1824 – April 29, 1888) was a U.S. Representative from Missouri.
Born in Stamford, New York, Lamb moved with his parents to Ralls County, Missouri in 1836.
He studied law, was admitted to the bar, and commenced practice in Hannibal, Missouri.
He declined to be a candidate for renomination in 1854 and resumed the practice of law.
He died in Hannibal, Missouri and was interred in Riverside Cemetery.