Gary L. Dammer

Gary L. Dammer, age 90, of Maryville, IL, passed away on Monday, September 14, 2026 at Barnes-Jewish Hospital in St. Louis, MO.

Gary was born on February 18, 1936 in St. Louis, MO to Carl and Irene (nee Jungling) Dammer. He was a 1954 graduate of Beaumont High School in St. Louis. He was a well-known trumpet player in St. Louis, a graphic artist, and was the retired owner and operator of Art Graphic Studio.

In addition to his parents, he was preceded in death by a stepson, Michael Gutjahr.

He is survived by his wife, Reedith R. (nee Jones) Dammer, whom he married on June 14, 2002; a son Ron (Victoria) Dammer of Collinston, UT; a daughter, Giray (William) Berger of Collinsville, IL; a son, Terrence (Anne) Dammer of Honeyville, UT; sons, Stephen (Jane) Hellmkamp of Collinsville IL, J. Bruce Helmkamp of Collinsville, IL, Craig Gutjahr of Collinsville, IL, Glenn (Andrea) Gutjahr, Jr. of Collinsville, IL, and Rob Westpfahl of San Antonio, TX; a step daughter-in-law, Jane Gutjhar of Wentzville, MO; a brother, Allen Dammer of Alhambra, IL; and numerous grandchildren and great grandchildren.

Visitation will be held from 4 to 7 p.m. on Monday, September 28, 2026 at Barry Wilson Funeral Home in Maryville, and from 9:30 to 10:30 a.m. on Tuesday, September 29, 2026 at Holy Cross Lutheran Church in Collinsville.

A funeral service will be held at 10:30 a.m. on Tuesday morning, September 29, immediately following the visitation at Holy Cross Lutheran Church, with Rev. Dale Skeesick officiating. Burial will be at Jefferson Barracks National Cemetery in St. Louis.

Memorials are suggested to the American Cancer Society and may be made at the visitation or may be mailed to Barry Wilson Funeral Home, 2800 N. Center Street, Maryville, IL 62062.