Mike was born July 24, 1942, in Cairo, IL and passed away September 19, 2021, at his residence in Ponchatoula, LA.
Mike was retired from management and sales in the marine and heavy industries and was a U.S. Air Force veteran.
He is survived by his wife of 28 years, Marilyn M. O'Leary; children, Patrick O'Leary, Theresa Mertz (Gerry), and Annie Heck (Kevin); stepchildren, Sara Barrett (Brenda), and Melissa Hodgson (Shane); brothers, Dennis O'Leary (Doris), and Daniel O'Leary (Kathy); a sister, Virginia Paul; 9 grandchildren, 2 great grandchildren and many nieces and nephews.
Mike was preceded in death by a stepson, Michael Barrett; and a brother-in-law, Eddie Paul.
A private celebration of life will be held at a later date.
Memorial donations to his memory may be made to St. Tammany Hospital Foundation for Hospice of St. Tammany, 1202 S. Tyler St., Covington, LA 70433 or to sthfoundation.org.