Mary Lou O'Neal Obituary

We are sad to announce that on November 30, 2023, at the age of 91, Mary Lou O'Neal of OFallon, Missouri passed away. Family and friends are welcome to leave their condolences on this memorial page and share them with the family.

She was predeceased by: her parents, Ernest Johnston and Ruth Johnston; her sister Helen Marie Clark; and her brother-in-law Kenneth Clark. She is survived by: her daughter Dawn Ann; her son-in-law Kenny Hiatte; and her grandson Clayton Hiatte.

Mary Lou has donated her body to science in hopes of helping others.

Funeral arrangement under the care of
Martin Funeral Homes

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