Frank Murphy (born January 12, 1878) was a Michigan politician.

Murphy was born in Wyandotte, Michigan on January 12, 1878.

His father, Frank Murphy, was a judge in this area and worked in the insurance business.

He also worked with other businesses at different times, including the Detroit Times, a telephone company, and a gas company.

On November 3, 1937, Murphy was elected as a Democratic member of the Michigan House of Representatives from the Wayne County 1st district.