Louis Campbell was born January 4, 1877, in Harriston, Ontario, Canada.
The 1900 United States census showed Louis Campbell (age 27, born in February 1873 in Canada, bookkeeper) living in Grand Forks, North Dakota.
The 1910 United States census showed Louis Campbell (age 34, born in Canada, secretary brick corporation) married to Catherine (age 32, born in Canada) and living in Grand Forks, North Dakota. A son, Ralph (age 3, born in North Dakota), also lived with the couple.
The 1916 Manitoba census showed Louis and Catherine Campbell living in Winnipeg, Manitoba, Canada.
The 1930 United States census showed Louis Campbell (age 53, born in Canada, secretary lumber retail) married to Katherine G. (age 52, born in Canada) and living in Minneapolis, Minnesota. A son, Ralph L. (age 23, born in North Dakota), also lived with the couple.
Louis Campbell died November 12, 1946, in Hennepin County, Minnesota.