Peter Benjamin Lewis was an American businessman who was the chairman of Progressive Insurance Company.

The Progressive Corporation is an American insurance company. In late 2022, Progressive became the largest motor insurance carrier in the U.S. The company was co-founded in 1937 by Jack Green and Joseph M. Lewis, and is headquartered in Mayfield Village, Ohio. The company insures passenger vehicles, motorcycles, RVs, trailers, boats, PWC, and commercial vehicles. Progressive also provides home, life, pet, and other insurance through select companies. Additionally, Progressive offers auto insurance in Australia.