J. Grubb Alexander was born on December 25, 1887 in Scranton, Pennsylvania, USA. J. Grubb was a writer, known for L'étreinte de la pieuvre (1919), L'homme qui rit (1928) and Murder Will Out (1930). J. Grubb was married to Elynor G. Ernst. J. Grubb died on January 11, 1932 in Los Angeles, California, USA.