Alan Al Nagel, age 68, of Irving for 32 years, passed away on December 3, 2016. Born in Milwaukee, WI to ElRoy and Ann Zinner Nagel on August 1, 1948. Alan married Kathrine Decker on July 24th, 1982 in Wisconsin. He retired from A.I.G. after 38 years as a computer operator. He was an avid bowler in multiple leagues, a fisherman, a baseball enthusiast and a sheepshead player. Al was a proud Marine serving in the Vietnam War in 1968-1969 and an American Legion member. Preceded in death by his parents; brother, John Nagel and his step-mother, Roberta Nagel. Survived by his loving wife of 34 years, Kathy; son, Mark Nagel and his wife Misty of Euless; daughter, Kristi Nagel of Irving; grandchildren, Haley and Maddie Nagel; sister, Theresa Kamikawa and husband Paul of Wisconsin; brother, Dan Nagel of Wisconsin and many nieces and nephews. A Celebration of Life was held on Friday, December 9, 2016 at Donnellys Colonial Funeral Home Chapel. Al was buried at Dallas Fort Worth National Cemetery with Military Honors.