- Born July 3, 1877 in Baraboo, Sauk County, Wisconsin.
- Parents were GEORGE BUELL McGILVRA and EDITH JENNETTE TURNEY.
- Married HATTIE HULSEBOS on June 2, 1904 in Stickney, South Dakota. Hattie was born in 1876 in Sioux City, Woodbury County, Iowa; and died in 1963 in Sioux City, Woodbury County, Iowa. Her parents were HENRY HULSEBOS and ANNA DRAGT.
- Died in 1948 in Sioux City, Woodbury County, Iowa.
- EDITH ALYCE McGILVRA. Married NORMAN E. VANDERHART.
- RAYMOND L. McGILVRA.
- ANNETTA LOIS McGILVRA. Married KENNETH CHARLES AINSLIE.