| Result | Tournament |
|---|---|
| Mike O'neill defeated Gilles Leblanc | 2024 NB Predator Tour 2024 Event #5 9-Ball |
| Mike O'neill defeated Marc Lepage | 2024 NB Predator Tour 2024 Event #5 9-Ball |
| Jon Leblanc defeated Mike O'neill | 2024 NB Predator Tour 2024 Event #5 9-Ball |
| Jason Thomas defeated Mike O'neill | 2024 NB Predator Tour 2024 Event #5 9-Ball |
| Mike O'neill defeated Victor Roy | 2024 NB Predator Tour 2024 Event #5 9-Ball |
| Mike O'neill defeated Jerry O'keefe | 2024 NB Predator Tour 2023/24 Event #7 9-Ball |
| Mike O'neill defeated Patrick Godin | 2024 NB Predator Tour 2023/24 Event #7 9-Ball |
| Ali Brahim Saidi defeated Mike O'neill | 2024 Moncton Dart Club 9-Ball |
| Chris Dempsey defeated Mike O'neill | 2024 Moncton Dart Club 9-Ball |
| Mike O'neill defeated Justin Savoie | 2024 Moncton Dart Club 9-Ball |
| Jeff Kennedy defeated Mike O'neill | 2023 Viking Tour Stop #8 9-Ball |
| Mike O'neill defeated Normand Noel | 2023 Viking Tour Stop #8 9-Ball |
| Mike O'neill defeated Dave Lake | 2023 Viking Tour Stop #8 9-Ball |
| Mike O'neill defeated Josh Alden | 2023 Viking Tour Stop #8 9-Ball |
| Ron Williams defeated Mike O'neill | 2023 Viking Tour Stop #8 9-Ball |
| Mike O'neill defeated Akshay Gautam | 2023 Viking Tour Stop #7 9-Ball |
| Ron Williams defeated Mike O'neill | 2023 Viking Tour Stop #7 9-Ball |
| Jonathan Laforest defeated Mike O'neill | 2023 Viking Tour Stop #7 9-Ball |
| Jerry O'keefe defeated Mike O'neill | 2023 Viking Tour Finale 9-Ball |
| Josh Kindred defeated Mike O'neill | 2023 Viking Tour Finale 9-Ball |
| Mike O'neill defeated Mark McDonough | 2023 New Brunswick Provincial Championships 10-Ball |
| Mike O'neill defeated Vance Thomas | 2023 New Brunswick Provincial Championships 10-Ball |
| Mike O'neill defeated Todd Bulman | 2023 New Brunswick Provincial Championships 10-Ball |
| Mike O'neill defeated Wilson Galbraith | 2023 New Brunswick Provincial Championships 10-Ball |
| Reid Virtue defeated Mike O'neill | 2023 New Brunswick Provincial Championships 10-Ball |
| Marco Rico defeated Mike O'neill | 2023 New Brunswick Provincial Championships 10-Ball |
| Mike O'neill defeated Derek Peterson | 2023 NBBA Predator Event # 2 9-Ball |
| Remi Comeau defeated Mike O'neill | 2023 NBBA Predator Event # 2 9-Ball |
| Mike O'neill defeated Bruno Doiron | 2023 NBBA Predator Event # 2 9-Ball |
| Mike O'neill defeated Josh Alden | 2023 NBBA Predator Event # 2 9-Ball |
| Mike O'neill defeated Wilson Galbraith | 2023 NBBA Predator Event # 2 9-Ball |
| Mike O'neill defeated Gary Cormier | 2023 NB Provincial Championship 8-Ball |
| Mike O'neill defeated Jim Taylor | 2023 NB Provincial Championship 8-Ball |
| Mike O'neill defeated Gary Kelly | 2023 NB Provincial Championship 8-Ball |
| Matt Crawford defeated Mike O'neill | 2023 NB Provincial Championship 8-Ball |
| Wayne Gallant defeated Mike O'neill | 2023 NB Provincial Championship 8-Ball |
| Ken Mckeigan defeated Mike O'neill | 2023 JS Club 16 shootout 9-Ball |
| Mike O'neill defeated Ryan Samson | 2023 JS Club 16 shootout 9-Ball |
| Jason Robichaud defeated Mike O'neill | 2023 JS Club 16 shootout 9-Ball |
| Marco Ruest defeated Mike O'neill | 2023 Eastern Canadians Final 64 9-Ball |
| Robert Young defeated Mike O'neill | 2023 Eastern Canadians Final 64 9-Ball |
| Mike O'neill defeated Paul Leblanc | 2023 2023 Winter Classic 10-Ball 10-Ball |
| Jean-guy Belliveau defeated Mike O'neill | 2023 2023 Winter Classic 10-Ball 10-Ball |
| David Boone defeated Mike O'neill | 2023 2023 Winter Classic 10-Ball 10-Ball |
| Mike O'neill defeated Karl Hanley | 2023 2023 Winter Classic 10-Ball 10-Ball |
| Mike O'neill defeated Yvon Robichaud | 2023 2023 Winter Classic 10-Ball 10-Ball |
| Chris Dempsey defeated Mike O'neill | 2022 NBBA Provincial Championship 9-Ball |
| Mike O'neill defeated Staci Bennett | 2022 NBBA Provincial Championship 9-Ball |
| Jamie Carter defeated Mike O'neill | 2022 NBBA Provincial Championship 9-Ball |
| Jon Leblanc defeated Mike O'neill | 2022 Eastern Canadian Championships 9-Ball |