(From Epting Funeral Home)Dr. Richard J. Duffy, 48, of Seneca, Missouri, passed away on November 1, 2026. Richard was an intelligent and accomplished man whose life was marked by a love of learning, scientific discovery, an appreciation for the natural world, and the relationships he formed throughout his life.
A graduate of Jenks High School in Jenks, Oklahoma, Richard continued his education at the University of Oklahoma, where he studied organic chemistry and botany. He subsequently attended Texas A&M University, earning his doctorate in organic chemistry. His academic pursuits reflected a lifelong fascination with science, particularly the chemistry and biology of the natural world.
Richard most recently worked in research and development at Jayhawk Fine Chemicals in Galena, Kansas, where he applied his scientific knowledge and expertise in organic chemistry.
Beyond his professional and academic accomplishments, Richard found great enjoyment in traveling, exploring new places, and experiencing the world around him. He had a particular passion for plants and gardening, cultivating an extensive collection that reflected his appreciation for the beauty and complexity of nature.
Among the many things Richard cherished was his beloved dog, Cooper, who held a special place in his life.
Richard and his beloved husband, John Van Nieuwenhuyse, had shared their lives since 2019 and were married in 2022. Together, they built a home and a life in southwest Missouri.
Richard is survived by his beloved husband, John Van Nieuwenhuyse; his mother, Martha (Brewer) Duffy of Joplin, Missouri; his brother, Greg Duffy of Dallas, Texas; his cherished canine companion, Cooper; and other family members and friends.
He was preceded in death by his father, Patrick Duffy, and his sisters, Erin and Kerri Duffy.
His passing leaves a profound absence in the lives of those who knew and loved him.
No services are planned. In lieu of flowers, the family requests that memorial donations be made to the Joplin Humane Society in Richard's memory.
https://www.joplinhumane.org/donate.html
Epting Funeral Home has been entrusted with the arrangements.






