Robert E. Dubke, 82, of Rochester, passed away Monday, February 26, 2024.

Bob was born April 29, 1941 in Mankato, MN to H.P. and Miriam (Herr) Dubke. He was a graduate of Mankato High School and went on to obtain his Bachelor of Science in Physics and Mathematics from Mankato State. While at Mankato State, Bob met Mardell Stuedemann and they were united in marriage on June 25, 1966 in Glencoe, MN.  Bob began teaching and then returned to college at the University of Colorado Boulder, to earn another Bachelor Degree in Electrical Engineering. Bob worked for IBM for over 20 years. He was a member of the Rochester Amateur Radio Club, a life member of the IEEE, and a member of Redeemer Lutheran Church. Bob loved to play golf, spending time with his Corgi, Henry and relaxing on his boat on the Mississippi River. He enjoyed coffee with friends and traveling with Mardell. He was always helping others, and could fix anything. Lately, he enjoyed teaching his grandson how to build electronics and circuitry. Up until his death, Bob was still creating Bluetooth projects. Bob was incredibly intelligent but had a witty sense of humor to accompany his intellectual side. He was a loving and supportive caregiver to his family. Bob was a devoted husband, father and grandfather to his grandson, Lucas.

Bob is survived by his loving wife of almost 58 years, Mardell; daughter, Karna (Russ) Halverson of Stillwater, MN and grandson, Lucas Halverson. Bob was preceded in death by his sister, Marilyn Cole, and by his parents.

A funeral service will be held 11:00 a.m. Tuesday, March 5, 2024 at the River Park Chapel at Macken Funeral Home, 1105 12 ^th St. SE, Rochester, with Rev. Adam Koglin officiating. Visitation will be held 5:00-7:00 p.m. Monday, March 4, 2024 at the funeral home and one hour prior to the service on Tuesday. A private family burial will be held at Oakwood East Cemetery. To share a special memory or condolence, please visit www.mackenfuneralhome.com