Diane S. Wagner, 83, of Sheboygan, passed away on February 22, 2026 at Countryside Manor Assisted Living. Diane was born in Sheboygan on October 16, 1942 to the late Harold and Jeannette (Flugstad) Margenau. She was a 1960 graduate of Sheboygan Central High School. Diane worked at Ebenreiter, Paper Box and Specialty, HC Prange and many years at the Sheriff’s Department. Diane loved her family and friends, enjoyed singing in the choir, loved her pets and enjoyed volunteering. Diane especially loved volunteering with the Special Olympics.
Diane is survived by her sister, Vicki Barclay; nieces, Lori (Jack) Gensch, Mark (Sharon) Barclay, Julie (Bob) Sukowaty, Kelly (Steve) DenBoer, Shannon (Joe) Madden and Heather (Kent) Raney; and her “bonus sisters” Kathy Schoessow and Jan Brand.
She was preceded in death by her parents, sister Patricia Frawley, and brother-in-law Mike Barclay.
A memorial service will be held for Diane at 1:00 p.m. on Monday, March 2, 2026 at Reinbold-Novak Funeral Home, 1535 S. 12th St., Sheboygan, with visitation from 11:00 a.m. until the time of the service at 1:00 p.m. The memorial service will be livestreamed on Diane’s obituary page at www.reinboldfh.com. A private burial will take place at Woodlawn Cemetery in Plymouth.
Memorials can be made in Diane’s name to the Humane Society of Sheboygan County.
The family would like to extend a special thank you to Sharon S. Richardson Community Hospice for their care.
Visitation
Date: Monday Mar 2, 2026
Time: 11:00 a.m. to 1:00 p.m.
Location: Reinbold-Novak Funeral Home [map]
Memorial Service
Date: Monday Mar 2, 2026
Time: 1:00 p.m.
Location: Reinbold-Novak Funeral Home [map]