Mark W. Jennerjohn

March 5, 1962 ~ June 15, 2023 (age 61) 61 Years Old


Mark William Jennerjohn, 61, of Sturgeon Bay, passed away unexpectedly on June 15, 2023, at a Green Bay area hospital.  He was born March 5, 1962, in Lake Geneva to Donald and Rosemarie (Nellis) Jennerjohn. He attended Sturgeon Bay Public Schools, graduating with the class of 1980. He also attended NWTC, graduating in 1994.

Mark worked the majority of his life at Bay Shipbuilding, PBI and Palmer Johnson Yachts. He was currently employed at Therma-Tron-X as a plumber, and enjoyed being a part of their road crew.  He especially loved his family and enjoyed attending any event that involved his children and grandchildren.

Mark is survived by his wife, Tina, of 39 years, sons, Derek (Jenna) and Dylan (Mercedes) Jennerjohn and daughter Abby (Quinn) Struck; grandchildren, Harper and Hayden Jennerjohn, Zoey, Madison, Sophie, and Logan Jennerjohn, and Jack and Kaia Struck; sisters, Cathy (John) Paul, and Debby (Jim) Charles; in-laws Edward and Arlene Fager, Tracie (Steve) Ross and Ryan (Heather) Fager;  nieces, nephews, aunts, uncles, cousins, and his furry friend Cooper.

He is preceded in death by his parents, grandparents, uncle, and twin grandchildren, Dylan and Evelynn Jennerjohn.

Funeral services will be at 7:00 pm Tuesday, June 20, 2023, at Forbes Funeral Home in Sturgeon Bay with the Rev. Dr. Matthew Knapp officiating.  Friends may call at the Forbes Funeral Home on Tuesday from 2:00 pm until the time of service. 

Special thanks to Door County E.M.S., Door County Medical Center E.R., and St. Mary’s I.C.U. for their wonderful care and support.

To send flowers to the family, please visit our floral store.

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June 20, 2023

2:00 PM to 7:00 PM
Forbes Funeral Home
319 West Spruce Street
Sturgeon Bay, Wisconsin 54235

Funeral Service
June 20, 2023

7:00 PM
Forbes Funeral Home
319 West Spruce Street
Sturgeon Bay, Wisconsin 54235


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