John Fremont Hill (October 29, 1855 – March 16, 1912) was an American businessman and politician.

[2] He graduated from the Medical School of Maine (Bowdoin College) in 1877 and completed his residency at the Long Island College Hospital Medical School, but practiced medicine only a year.

He was active in many railroad, steamship, telephone, and banking enterprises.

They had one child, Percy Vickery Hill, born on March 16, 1881.

Dr. Hill later married Laura Ligget, née Colman, widow of Hiriam S. Liggett, and daughter of former Secretary of Agriculture Norman Jay Coleman, on April 25, 1897.