Katherine Vose Parker (November 16, 1888 – August 17, 1983) was an American Republican politician who was a member of the Massachusetts House of Representatives.

Parker was born on November 16, 1888, in Lancaster, Massachusetts.

[1] She was a daughter of Mary Carney (née Vose) Parker and Harvard educated lawyer Herbert Parker, who served as the Attorney General of Massachusetts.

[3] Her maternal grandparents were Caroline Cushing (née Forbes) Vose and Lt. Josiah Hayden Vose Jr., who was killed at the Battle of Port Hudson in the U.S. Civil War.

[5] In 1930, Parker was elected president of the Women's Republican Club of Massachusetts, succeeding Mrs. Franklin W. Hobbs, who held the office for three years.