David W. Adair of Hilltown, PA passed away on July 3, 2021, at Doylestown Hospital surrounded by his family.\nBorn in Abington, PA to the late William and Louis (Houser) Adair on October 1, 1944. He was a graduate of Jenkintown High School. Dave served as a Sergeant in the United States Marine Corps during the Vietnam War. Dave was a President of the Upper Bucks Horseshoe League and played for the Hilltown German Club and then for the Perkasie Owls until his passing. He enjoyed watching sports. He mostly loved celebrating his birthdays in Key West and traveling with his wife Ruth. Dave donated his time throughout his life; coaching and umpiring at Deep Run Valley Sports Association and assisted in functions and clubs at the Jenkintown VFW. Dave was a Machinist by trade before retiring.\nDave is survived by his loving wife Ruth (Marcy) Adair, Beloved father of David W. Adair II and wife Angelina of Pottstown, stepfather of Patricia Blew and partner John Siron of Warrington, Kellyanne Benner and husband Charles "Benny" of Hilltown, Tanya Frederick and partner Patrick Vaughn of Horsham, Bridget Seroskie and partner Zachary "Zach" Smith of Warminster, and Ryan Marcy of Hilltown; Devoted grandfather of David III, Kaylyn, Kenley, Anthony, Adalyn, Andrew, James, Ashley, Nicholas, Sierra, Kristopher, Dakota, Matthew, Silas; Also survived by 5 cherished great grandchildren; Dear brother William Adair and Bernadette of Jenkintown, Sister Diane Klebes of Punta Gorda, Fl,\nHe was preceded in death by his first wife Evelyn, second wife Patricia, his brother-in-law Ed Klebes, and his trusty sidekick Jinx. \nServices will be held at Washington Crossing National Cemetery on October 8th, at 11:30 am.\nTo share a memory of Dave, please visit www.tjfluehr.com\n\nTo send flowers to David's family, please visit our floral store.