He married Emma Maude Young (1862–1935). She was a dancer and balladeer known by the stage names of "Maude Clifford", and "Maud Clifton" and she performed as part of the Katie Putnam Troupe. Although they had no natural born children of their own they did adopt a daughter Maud Ainsworth Young (1892–1966). She was the biological daughter of Emma's older sister Annie Young (1860–1906) and Emma's brother-in-law Joseph Charles Ainsworth. In adult life Maud Ainsworth McIntyre became the wife of the Brooklyn criminal trial lawyer and Kings County judge George Washington Martin II (1876–1948). Emma sometimes assisted her husband in negotiating theatre contracts. Emma wrote theatrical scripts using the pseudonym Emily Louise Young, and these included "The Rag Time Opera of Trial Marriage" (1916), and she co-wrote "Red Pepper" and "Hello, Alexander".