- Born June 19, 1877 in Wiscoy Township, Winona County, Minnesota.
- Parents were LORENZO JULIUS CLARK and LUCY ELIZABETH BALCH.
- Married EDNA MABEL ATWATER. Edna was born February 5, 1890 in Nebraska and died June 15, 1967 in St. Croix Falls Polk County, Wisconsin. Her parents were ERASTUS WELLINGTON ATWATER and LEVINA ELEANOR COLLINS.
- Died in 1946 in St. Croix Falls, Polk County, Wisconsin.
CHILDREN
- SYLVIA IRENE CLARK, born January 27, 1910 in North Dakota.
- ROY WELLINGTON CLARK, born October 1, 1915 in Minneapolis, Hennepin County, Minnesota; died May 12, 2011 in St. Crois Falls, Polk County, Wisconsin. Married DOROTHY MAY PUFFER on January 19, 1953.
- BETTY MAE CLARK, born March 13, 1930 in St. Croix Falls, Polk County, Wisconsin; died December 31, 1990 in Polk County, Wisconsin. Married MELVIN ROBERT SEEMANN on August 5, 1981 in Polk County, Wisconsin.