Mary E. Diestler, 89, passed away on October 14, 2025 .  Mary was born on March 31, 1936 to Arthur and Ida (Porsche) Huelsbeck.  She graduated from St Mary’s High School High School in Menasha in 1954.  On October 17, 1959 she was united in marriage to John Diestler.  Mary worked at marathon Corporation in Menasha for 37.5 years before she retired in 1991 at the age of 55.  She enjoyed bowling and golf. 

Mary is survived by her brother John and a sister Katie, nieces, nephews, other relatives and friends.  Mary was preceded in death by her parents, her husband John, and siblings; Gilbert, Richard, Leo, Raymond and James. 

The memorial service for Mary will be held on Tuesday, October 21, 2025 at 11:00 a.m. at Verkuilen Van Deurzen Funeral Home, 2401 Fieldcrest Dr., Kaukauna.  A time of visitation will be held on Tuesday from 10:00 a.m. until the time of the service at the funeral home.