Mary Therese O’Neill Credle, 62 years old, of Smithfield, VA, passed away quietly in her sleep on Tuesday, September 26th from breast cancer.

Mary was born on April 24, 1961 to Raymond Anthony O’Neill and Anne Dvorak O’Neill in Arlington, VA. She graduated from Marshall High School in 1979. She married Michael Terry Credle in 1982, and after a pause to raise her 2 children and support her husband’s carpet cleaning business, she received a Bachelor’s degree in Biology from Virginia Tech in 1994. Mary began her professional career as a Teacher at Smithfield High School for several years, leaving lasting impressions on her students. She spent the rest of her work career at the USPS, working at the Suffolk Post Office before retiring in 2023.

Mary was predeceased by father Raymond Anthony O’Neill, mother Anne Dvorak O’Neill, and brother Thomas Moore O’Neill.

She is survived by son Michael Credle, daughter-in-law Maria McMickle Credle, grandchildren Haven and Sebastian Credle, daughter Virginia Credle, daughter-in-law Valerie Kurka, ex-husband Michael Credle, and siblings Kevin O’Neill, Paul O’Neill, Kathleen Norton, Christopher O’Neill, David O’Neill.

A Funeral Mass for Mary will be held Friday, October 13th at 2pm at Christ the Redeemer Catholic Church in Sterling, Virginia followed by a Celebration of Life from 4pm-6pm at the Old Brogue Irish Pub in nearby Great Falls, Virginia