- Born June 4, 1924 in Monroe, Green County, Wisconsin.
- Parents were FRANK ANDREW SANDLEY and MILLIE IRENE DeVOE.
- Married VIVIAN D. MAYER on July 22, 1945 in Freeport, Stephenson County, Illinois. She was born April 12, 1925 in Browntown, Green County, Wisconsin; died July 16, 2016.
- Married VIRGINIA DUNCAN on October 20, 1973 in Barron County, Wisconsin. She was born Janaury 9, 1925 in Dallas, Barron County, Wisconsin; died July 24, 1974 in Rusk, Wisconsin. Her parents were RUFUS GARFIELD DUNCAN and ELLA A. LUER.
- Died January 25, 1999 in Lakeland, Polk County, Florida.
CHILDREN WITH VIVIAN D. MAYER
- MICHAEL O'DELL SANDLEY, born July 5, 1946 in Monroe, Green County, Wisconsin; died March 31, 2012 in Belvidere, Boone County, Illinois.
- GARY LEE SANDLEY, born November 1, 1950 in Rockford, Winnebago County, Illinois; died January 31, 1966 in Loves Park, Winnebago County, Illinois.