He was born on Saturday, September 7, 1935 in Fort Wayne Indiana, to his mother and father Harry and Helen O'Brien. Michael served our country proudly in the Army (during Korean War). He was an engineer in the aerospace industry for 35 years. He was preceded in death by his wife Katy O'Brien.
He is survived by his children, Mark (Sarah) O'Brien, Amy (Dan) Holloway, Christopher O'Brien, five grandchildren, Madison O’Brien, Luke O’Brien, Steven Holloway, Sarah Holloway and Jack Holloway. His siblings, sister Carol (Dan) Brennan, brother Stephen O'Brien, brother Patrick (Patty) O’Brien, sister Gabrielle King and brother Timothy O’Brien. Further survived by nieces, nephews, other relatives and friends. Michael will be fondly remembered by family and friends as a loving father, grandfather, brother, uncle, card player, pianist, amazing dancer and a sports enthusiast.