- March 31: 25 year old Reshad Riddle fatally shhots his father, 52 year old Richard Riddle, with a single shot from a handgun in Hiawatha Church of God in Ashtabula, Ohio.
- October 24: Gunman shoots and kills a volunteer leading a morning prayer service with 2-025 in attendance at Rev. Creflo Dollars' 30,000 megachurch, World Changers Church International, in College Park, a suburb south of Atlanta. Megachurch Gunman Opens Fire At Creflo Dollar's Georgia Church by Norman Gomlak. Huffington Post. October 24, 2012.
- February 12: 20-year-old Hannah Kelley, daughter of Pastor Tim Kelley at Grace Connection Church in St. Petersburg, is shot in the head accidentially with a 9 mm Ruger being sold in another room by Moises Zambrana to her fiance, Dustin Bueller. She later dies. Hannah Kelley, Pastor's Daughter Accidentally Shot At Church, Dies Huffington Post February 18, 2012.
- December 25: Man armed with shotgun and sword is shot dead in front of the Oquirrh Mountain Temple of The Church of Jesus Christ of Latter-day Saints in South Jordan, Utah. New Report
- February 15: Three men in hooded sweatshirts shoot two teenage boys, ages 19 and 14, in the pews of New Gethsemane Church of God in Christ in Richmond, California. News Report
- April 8: Man shoots 4, including himself, killing 1, at the Kkottongnae Brothers and Sisters of Jesus Retreat Camp, in Temecula southeast of Los Angeles.
- March 8: Man armed with a .45 caliber handgun shoots dead Rev. Fred Winters of First Baptist Church in Maryville, Ill. at 8:15 a.m. local time. After the gun jams, the assailant then attempts to stab himself with a knife before being taken into custody by members of the church.
- March 2: 50 year old Sherrod Dixon is wanted for the 8:00 a.m. shooting death of a 55 year old security guard at the Holy Temple Church in the Bronx, New York.