Frederic White Cook (May 2, 1873 – November 16, 1951) was an American politician who served as the Massachusetts Secretary of the Commonwealth from 1921 to 1949.

[2] On December 19, 1905, Cook married Kathleen Russell, of Brooklyn, New York.

[5] Cook started out as the assistant clerk of committees, for the city of Somerville.

On January 25, 1901, Cook was appointed to the newly created position of Assistant City Clerk of Somerville at a Salary of $1400 a Year.

[2] In 1920 Cook was elected to be the Massachusetts Secretary of the Commonwealth, a position he would hold for a record 28 years.