Dale R. Heyn passed away peacefully at home on Wednesday, Oct. 26, 2016, with his family surrounding him after a brief illness. He was the son of the late Richard A. and Grace C. (Miller) Heyn. Dale was born on Dec. 26, 1939, in Rochester. He was baptized at Redeemer Lutheran Church and became a member of Grace Lutheran Church when it began in 1943. He was confirmed in 1954 at Grace and continued as a lifelong member of Grace Lutheran Rochester. Dale graduated from Rochester High School in 1957 and shortly after, began a 36-year career with IBM. After retiring from IBM in 1993, he began working for Car Quest Auto Parts until October 2016.  Dale married Charlotte Marie Keith on July 8, 1961. They had four children, Lisa St. Martin, of Rochester, Scott, of Rochester, Nancy (Larry) Gannon, of Janesville, Minn., and Lora (Paul) Serafini, of Inver Grove Heights, Minn. Dale also leaves behind his grandchildren, Brian St. Martin, of Coon Rapids, Minn., Anni St. Martin, of Rochester, and Clare and Tom Gannon, of Janesville, Minn. Dale also is survived by his sister, Ardyce (Alton) Schroeder, of Elgin, Minn. He held many positions at Grace Lutheran Church and Rochester Central Lutheran School (RCLS). Dale enjoyed accomplishing the restoration of his 1939 Mercury Coupe. Dale loved being on his deck, reading, working crossword puzzles and watching birds. He appreciated any time he could be fishing with family and friends in both Minnesota and Arkansas. A funeral service will be held at 11 a.m. Monday, Oct. 31, 2016, at Grace Lutheran Church. Visitation will take place from 4 to 7 p.m. Sunday, Oct. 30, 2016, at Ranfranz and Vine Funeral Homes and one hour prior to the service on Monday at the church. Memorials are suggested to Mayo Hospice, Rochester Central Lutheran School or Grace Lutheran Church. To share a special memory, please visit www.ranfranzandvinefh.com. Ranfranz and Vine Funeral Homes, 5421 Royal Place NW, Rochester, MN 55901, 507-289-3600.