 Denker was married to Louise A. Ruellan of France, sister to Marie (above), and they had five children, Marie (later Mrs. Louis Lichtenberger), Antoinette (Mrs. George Lichtenberger), Leontine and Isabel, and Louis.They lived at 223 West 24th Street.Denker died on November 13 or 14, 1892, at the Rodeo de las Aguas ranch, the diagnosis being Bright's disease.