Lewis (Louis) H. Cook (November 25, 1876 – September 4, 1934) was an American farmer and politician.
Cook started the Marathon County Register newspaper and served on the Marathon County, Wisconsin Board of Supervisors.
In 1910, Cook moved to Wausau, Wisconsin and was elected county clerk in 1913.
From 1923 until his death in 1934, Cook served as postmaster of Wausau, Wisconsin.
This article about a Republican Party member of the Wisconsin State Assembly born in the 1870s is a stub.