Jefferson, Joseph was born on July 6, 1869 in New York, United States. Son of Joseph and Sarah A. (Warren) Jefferson.
Educated Columbia Grammar School, Challier Institute, New York, English Grammar School, London, Upson Seminary, Connecticut.
First appearance on stage, Denver, 1885, with his father as supernumerary, in “Rip Van Winkle”. Played Sir Lucius O’Trigger, in “The Rivals,” Jim Farren, in “Shadows of a Great City,” Chambers, in “Pudd’n Head Wilson,” Beverly Clay, in “Playing the Game”. Played in vaudeville in “In 1999,” by Wm.
C. de Mille, 1912-1913. In “Poor Old Jim,” by Wm. C. de Mille, 1913-1914.