Mary Ann Thorton Obituary

It is with great sadness that we announce the death of Mary Ann Thorton (Saint Ann, Missouri), who passed away on April 21, 2026, at the age of 78, leaving to mourn family and friends. Leave a sympathy message to the family on the memorial page of Mary Ann Thorton to pay them a last tribute.

She was predeceased by: her parents, Ira Johnson and Dorothea Johnson; her husband Robert "Bob" Thornton Jr.; her brothers, Jim Johnson and Robert Johnson; and her sister-in-law Darlene Johnson.

She is survived by: her sons, Rich Cowan (Rene) of Surprise, Arizona and Mike Cowan (Lori) of Le Claire, Iowa; her grandchildren, Haley Cross (Josh) of Moscow Mills and Eric Cowan (Sydney) of Hazelwood; her nieces and nephews, Doug Johnson (Patricia), Tamra Holland, Nancy Mueller (Chris) and Craig Johnson; her extended family, Eric and Mollie Devenbaugh; Landon, Brody and Kolten.

Memorial donations can be made in Mary's name to the Florissant Valley Presbyterian Church.