On May 30, 1838, Greene married Harriet Merritt. Harriet was from Buffalo, New York and was the daughter of Jesse Merritt and Harriet Hilton. They had four children: George W. (b. April 4, 1839), Susan H. (b. March 3, 1841), Mary Ely (b. June 7, 1843), and Edward Merritt (b. March 29, 1845). George W. and Mary Ely died as infants. Harriet died in Dubuque on April 25, 1850; Greene remarried on January 25, 1855 to Frances R. Graves, who was from
Cooperstown,
New York. Her parents were Clavin Graves and Fanny Carlisle. They had eight children: Calvin G. (b. February 18, 1856), Fanny C. (b. January 19, 1858), George (b. December 28, 1859), William J. (b. November 28, 1861), Elizabeth (b. August 13, 1864), Robert C. (b. December 22, 1867), Francis (b. May 14, 1870), and Woodward K. (b. August 2, 1873). ==Notes==