Helmer, Frank Ambrose was born on April 8, 1854 in near Cuba, New York, United States. Son of Herman K. and Elizabeth (Keller) Helmer.
Bachelor of Arts, University of Chicago, 1878, A.M., 1881, Bachelor of Laws, Union College of Law, 1881.
Admitted to bar, 1881. Began practice with Frank J. Smith, with whom was partner, 1882-1889. Firm changed to Smith, Helmer & Moulton, 1890, to Smith, Helmer, Moulton & Price, 1897, then Helmer, Moulton, Whitman & Holton.