Irvin married Elizabeth M. Wolford in 1898. Elizabeth (daughter of Thomas Jefferson Wolford and Hannah Isabel Mace) was born on 6 Oct 1874 in Washington, Washington, Iowa; died on 24 Jan 1959 in Strange, Nebraska. [Group Sheet]

1. Cecile Leona Crawford was born on 6 Jan 1899 in Brunning, Thayor Co, Nebraska; died on 12 Jan 1997 in Jerome, Jerome, Idaho.
2. Harvey O. Crawford was born about 1901 in Nebraska; died on 12 Mar 1979 in Brunning, Thayor, Nebraska.
3. Milo Crawford was born on 26 Apr 1905 in Nebraska; died on 27 May 1960 in Strang, Fillmore, Nebraska.
4. Leon Dale Crawford was born on 22 Dec 1907 in Nebraska, United States; died in Jun 1983 in Washington City, District Of Columbia.