Sally Lou Duman Memorial Service

Sally Lou Duman Committal Service

Sally Lou Duman, age 97, of Port Washington, WI, formerly of Fredonia passed away peacefully Saturday, September 16, 2023 at Forest Haven Assisted Living in Fredonia.

She was born on February 16, 1926 in Beaver Dam, WI; daughter of Dr. Rob Roy and Ruth Violet Zepherin Roberts.  Sally Lou graduated from Wayland Academy in Beaver Dam, later attending Ripon College.  She would receive a degree in Occupational Therapy from Marquette University.  After working in that field for a short period of time, Sally Lou was a court clerk at the Ozaukee County Circuit Courts Branch 2 under Judge Warren Grady.

In the early 1960’s, Sally Lou became the first female Customer Service Representative for Wisconsin Electric, serving five townships.  As Office Manager in 1991 after over 30 years, she retired.  During this time she received a degree from the Milwaukee School of Engineering in 1981.
On January 24, 1968, Sally Lou married William L. “Hopper” Duman at her parent’s home in Mosinee, WI.  They resided in Fredonia for many years, moving to Port Washington in 1991.  He preceded her in death on December 28, 2006.

During her life, Sally was a member of the Delta Phi Sigma sorority, life member of the Veterans of Foreign Wars 5373 Auxiliary, past Worthy Matron of Eastern Star Ozaukee Chapter 147 and the Port Washington Senior Center.  She and her husband enjoyed many winters in Texas and she was very proud of her Scottish heritage.

Sally Lou is survived by her children Dean (Marlene) Duman of Flower Mound, TX, Perry Duman of Port Washington and Robin Richardson of Cedarburg; grandchildren Erin (Justin) Killeen and Kimberly Richardson, two great grandchildren, her brother Rob Roy Roberts of LaCrosse, nieces, nephews, other relatives and friends.  She is preceded in death by her husband Hopper, her sister Dorothy Jane Whitney and her husband Ralph, her brother Norman Dean Roberts and her granddaughter Jessica-Anne Duman.

We celebrate Sally Lou’s life at 1PM Friday, September 22, 2023 at Open Door Bible Church, 3420 County Road LL, Port Washington, WI.  Relatives and friends can gather from 12Noon until time of Service at 1PM.  Interment will take place at Union Cemetery in Port Washington.

Memorials to Open Door Bible Church appreciated.



  1. My sincere sympathy for the family and friends of Sally Duman. She was a bright star on any given day. She was always easy to talk to. Always nested me with a smile and a twinkle in her eye. She will be missed. May she rest in peace and have Gods grace.

  2. Our sincerest condolences to everyone who knew Sally. She had a huge heart, a great laugh, and was always willing to share her immense knowledge.
    She is now one of heaven’s brightest angels.

    With deepest sympathy
    Lisa and Jerry Dimmer

  3. Deepest sympathy on your loss. May God engulf you with His peace.

    I work with Sally while at the Village of Belgium when Sally worked for WE Energies. She was a wonderful lady..

  4. My condolences to her family and friends. Sally was a very sweet lady, and I saw her often at the pharmacy. Hopper was a good friend of my Dad’s and spent a lot of time at our cottage.

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