Floriene Delma Sangwin was born on July 28, 1917 in Rochester, Minnesota. She was the eldest of 9 children of Edward and Nola Quiggle DeMars. Her childhood years were spent in Rochester, Minnesota; Jackson, Minnesota; and Meriden, Iowa, and she graduated in 1936 from Meriden High School.
Floriene was united in marriage to Barton Sangwin on July 10, 1937 in Primghar.
The couple lived on a farm north of Meriden where they raised two daughters, and Floriene remained on the farm until the death of her husband on October 7, 1986. She then moved to Cherokee and resided there until her death.
She attended the Meriden Evangelical Free Church in Meriden, and enjoyed living on the farm, sewing, crocheting, and reading.
Survivors include her daughter, Sandra Schlenger of Meriden; one brother, Gerald DeMars of Irvine, California ; five grandchildren: Kelly and husband Dennis Ryan, Kevin and wife Mary Carol Schallau, Karla and husband Kyle Prunty, Karin and husband Randy Cedar, and Kenny and wife Melissa Schlenger; nine great-grandchildren: Abby and Korbin Schallau, Nichole, Rebecca, and Tyler Prunty, Jessica Cedar, Emily, Brooklynn and Paige Schlenger; and son-in-law Richard Schallau.
Floriene was preceded in death by her parents; her husband; a daughter, Patricia Ann Schallau; three brothers - Richard DeMars, Duane DeMars, and Donald DeMars; four sisters - Harriett Dewell, Audrey Percival, Darlene Smith, and Bonnie Hollingsworth; and a son-in-law, Melvin Schlenger.