When Cyrene Junetta Heinonen was born on 15 April 1907, in New York Mills, Otter Tail, Minnesota, United States, her father, Frank Oscar Heinonen, was 31 and her mother, Mary Josephine Muckala, was 30. She married Francis Phillip Arendt in 1932, in Minnesota, United States. They were the parents of at least 1 daughter. She lived in Newton Township, Otter Tail, Minnesota, United States for about 10 years. She died on 24 December 2002, in Fremont, Alameda, California, United States, at the age of 95, and was buried in Hastings, Dakota, Minnesota, United States.