Bill Allen Mann, 77, of Barnesville, Ohio passed away on Wednesday, July 16, 2025 at his home surrounded by his family. He was born on March 16, 1948 in Barnesville, Ohio to the late Roger William "Rocky" Mann and Jessie Wilma (Copeland) Mann. BIll was a 1966 graduate of Barnesville High School. He was a Navy veteran and worked for NCR for 39 years until the time of his retirement. Bill was a member of the American Legion post #168 and the Barnesville Elks #1699. Bill enjoyed watching his kids and grandchildren play sports and helping out at the legion. Most importantly he loved spending time with his family and friends. In addition to his parents, Bill was preceded in death by his brother, Larry (Barb) Mann; sister-in-law, Mary Jane Mann. Bill is survived by his wife, Diane Mann; children, Melissa (Denny) Huntsman, Matthew (Mary) Mann, and Christy Smith; grandchildren, Sydney (John) Zamora, Zane Huntsman, Liam Mann, Gracie Smith, Gavin Smith, and Ryan Mann; brother, Terry Mann; twin sister, Barb (Kenny Mac) Triplett; and several nieces and nephews. Honoring Bill's wishes, cremation will take place with a Celebration of Life held on Sunday, July 27, 2025 from 2-4 at the Barnesville American Legion, 317 E. South Street, Barnesville, Ohio. Bill's care is entrusted to Campbell-Plumly-Milburn Funeral Home, 319 North Chestnut Street, Barnesville, Ohio.