John F. Yunger, Jr., age 75, of Wilmington, DE, passed away suddenly at his home on Wednesday, March 3, 2021.
John was born in Astoria, Long Island, New York and was the son of the late John F. Yunger, Sr. and Jeanette Wolak Yunger. He was raised in Pearl River, New York and attended Pearl River High School graduating in 1962. He then graduated from the University of Massachusetts with a BS in Chemical Engineering. John was also a member of the ROTC at the University of Massachusetts.
John was an excellent wrestler in both high school and college. He took great joy in assisting and providing wrestling activities for younger people. John proudly served in the U.S. Navy as a Lieutenant with the battalion on the New York Naval Militia and was a commissioned Grade Chief Warrant Officer. In 1968, he received a letter of commendation from Commander H.D. Durham of the U.S. Naval Training Center in Bainbridge, Maryland. John was honorably discharge in 1973.
John taught mathematics and science at the Naval Academy Preparatory School in Newport, Rhode Island. He was extremely athletic by nature, and he enthusiastically assumed his duties as the varsity wrestling coach. His hard work and skills produced the finest Naval Academy Preparatory School wrestling team in several years.
John had a long and successful career as a product engineer with Eastman Kodak in Rochester, New York which started prior to his service in the US Navy. Eastman Kodak held his position until his return, eventually retiring in the 1990ās. John started his final career working at Centerville Layton School in 2006. He proudly taught the upper school students calculus, biology, chemistry and physics. He had the privilege of being involved in so many interesting projects at the school. The Tiny House Project, which was completed in 2015, was his most proud project at the Layton School.
John was a member of American Mensa, which is the largest national Mensa operating under the auspices of Mensa International, Ltd. Their mission is to identify and foster human intelligence for the benefit of all humanity.
John was a quiet, affable and self-expressive man who was deeply religious during his entire life. With his charming personality, he made many friends over the years. He will always be remembered for his dedication to his full head of hair.
In addition to his loving partner Mary Beth Adelman, he is survived by his three sons; Tim (Jenn) of Colorado, Justin (Christina) and John (Andrea) of New York, his brother-in-law Tom and niece Jennifer, of New York, his 11 grandchildren; Faith (Michael), Steven, Conner, Gwendolyn, John IV, Cameron, Cole, Alric, Brittni, Justin and Xavier. In addition to his parents, John was predeceased by his sister and only sibling, Ellen Micelli and by his beloved dog, Buddy Rocco, both in 2020.
Memorial contributions can be made to Centreville Layton School, 6201 Kennett Pike, Centreville, DE 19807; Faithful Friends, 12 Germay Dr., Wilmington, DE 19804; or the Delaware Humane Association, 701 A Street, Wilmington, DE 19801.

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