Mason, John was born on October 28, 1858 in Orange, New Jersey, United States. Son of Daniel Gregory and Susan W. (Belcher) Mason.
Educated private schools, Frankfort Gymnasium, and Columbia University.
First appearance at 20 in Walnut St. Theatre, Philadelphia. Played in Boston, 1879-1889, except 2 seasons with A. M. Palmer’s Union Square Theatre Company, New York. Played “Simeon Strong,” in The Idler, London, 1890.
Starred with Marion Manola, 1891-1894. In vaudeville, 1894-1896. Toured United States in.
Married Marion Manola (actress). Married second, Katherine Grey (actress).