Roy was born May 2, 1923 in St. Cloud to John and Ann (Thelen) Maslonkowski. He served in the US Army Air Corps during WWII. He married Irene Tamble on June 14th, 1948 at St. Mary's Cathedral in St. Cloud. He was employed as a letter carrier for the US Postal Service for thirty years retiring in 1978. Roy was a member of St. Anthony's Catholic Church, Knights of Columbus Council # 961, and the National Association of Letter Carriers.
Survivors: his wife Irene, children; John Maslonkowski (Donna), St. Cloud, Ann Combs (Nick) Coon Rapids, Dr. Robert Maslonkowski (Chris) Chippewa Falls, WI., and Mary Cariveau (Mark) St. Cloud, and ten grandchildren.
He was preceded in death by his parents, brother, Herbert Maslonkowski, and sister, Alma Gahwiller.