When Inez Thoe was born on 10 July 1902, in Day, South Dakota, United States, her father, Knut Oddson Thoe, was 41 and her mother, Anna Marie Urevig, was 34. She married Orville Benona Kinsman on 6 March 1921, in Watertown, Codington, South Dakota, United States. She lived in Watertown, Codington, South Dakota, United States for about 20 years. She died on 21 January 1992, in Sioux Falls, Minnehaha, South Dakota, United States, at the age of 89.