William “Frank” Hoenigmann - Spicer-Mullikin Funeral Homes & Crematory

William “Frank” Hoenigmann

July 2, 1929 - November 21, 2021

William “Frank” Hoenigmann, age 92, of West Grove, PA, formerly of Wilmington, DE, passed away on Sunday, November 21, 2021.

Born in New York, NY, on July 2, 1929, he was a son of the late Frank and Josephine (Verderber) Hoenigmann. Frank proudly served in the United States Navy. After his service, he worked as an electrical engineer for DuPont for many years until his retirement. A graduate of the Polytechnic Institute of Brooklyn, Frank started his career at the Savannah River Plant as an electrical engineer in 1952 and then transferred to the engineering department in Newark, DE. He worked in various positions, focusing on commercial project work until he retired in 1989.

Frank’s greatest passion was woodworking, which included making 3 full size wood canoes by hand and a variety of other wooden items that he provided to family or for donation to Jenner’s Pond Retirement Community where he lived.  He also loved to play cards, golf and travel.

 In addition to his parents, Frank is preceded in death by his first wife, June (Hoffman) Hoenigmann in 1985; his second wife, Joella (Mathiasen) Hoenigmann in 2000; and his son, Stephen Hoenigmann. He is survived by his son, Martin Hoenigmann (Julie Peterson) of Chippewa Falls, WI; step-daughters, Katherine Holter, Margaret Calvert (Gary), and Barbara Maquire (Daniel); three grandchildren, Christine McKelvey (Patrick), David Hoenigmann (Sarah), and Michelle Gayheart (Scott); four great-grandchildren; and three step-grandchildren.

A family memorial service will be held privately at Spicer-Mullikin Funeral Home.

In lieu of flowers, contributions may be made in Frank’s to the American Heart Association.


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3 Condolences for William “Frank” Hoenigmann

  • Frank and I worked together in duPont at Savannah River and then in Wilmington. He was always an excellent engineer. We met again at Jenner’s Pond. Frank seldom socialized. Farewell good friend… may you rest In peace.

  • Worked with Frank on several Dupont projects. He was always at the top of his game and a perfect gentleman.
    Rest in peace.

  • I worked with Frank on a few projects for DuPont. Traveled with him a few times to the sites. Was a pleasure to work with him. He was knowledgeable and could explain most electrical theories.