Born on his family's dairy farm in Leroy on August 24, 1933, he was the son of Earl and Hattie (Haflett) Wilcox. He graduated Canton High School with the Class of 1951 and on July 11, 1953, he married Carrie Ellen Thomas. Together they raised a son and two daughters. In 1964, Duane, along with his brother George, took charge of the family dairy farm.
Duane was active in many organizations. He was a lifetime member of the NRA and a past director of Select Sires. He had been a delegate to the Dairy Herd Improvement Association and Scout Master for Troop 67.
He was a dairy farmer his entire life but also occasionally substituted as a mail carrier for the United States Postal Service. He was a member of the Farm Land Preservation Board and helped found the Sulbra Crop Management. He also served as the state delegate to the Pennsylvania Holstein Association and had been a board member of the Bradford County Pennsylvania Farmer's Association.
Duane is survived by his wife Carrie, at home, son Roger Wilcox (Ann Roy) of LeRoy, daughters, Yvonnne (Roy) Killian of LeRoy and Lisa Wilcox (MaryBeth Minnier) of Dushore, grandchildren Matthew (Meredith) Scott, Curtis Scott (Jenn Eyer), Roy Killian, Jr., Missy (Greg) Seip, and Lexa (Alexis) Roy, great-grandchildren Rory Scott, Archer Scott, Winston Killian, Gabriel Seip and in-laws Lela and Don Poust, Lila Thomas and Bobbee Wilcox and numerous nieces, nephews and cousins. He was preceded in death by his brother George Wilcox and sister Janice Wilcox.
Visitation was held January 6, 2020 at the Grover Church of Christ. Celebration of his life followed with Pastor Will Strunk officiating. Interment will be private. (www.morseandkleesefuneralhome.com)