Gary O'Sullivan (Spike) boxer
- bouts
- 35
- won
- 31
- lost
- 4
- draw
- 0
- Status
- active
- Division
- super welterweight
- Debut
- 2008-01-26
- Height
- 5′ 10″/178cm
- Reach
- -
- Age
- 34
- Born
- 1984-07-14
- Death
- -
- Nationality
- Ireland
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2021-05-29 | Nodar Robakidze | LWLWLL | Country hall - Sart Tilman, Liege | LOST Unanimous decision |
| 2020-01-11 | Jaime Munguia | WWWWWW | Alamodome, San Antonio | WIN Technical knockout |
| 2019-03-16 | Khiary Gray | WLLWLW | House of Blues, Boston | WIN Technical knockout |
| 2018-12-07 | Gabor Gorbics | LLLWWL | Royal Theatre, Castlebar | WIN Points |
| 2018-09-15 | David Lemieux | WWWWLW | T-Mobile Arena, Las Vegas | LOST KO |
| 2018-05-04 | Berlin Abreu | WWWWWW | StubHub Center, Carson | WIN Corner retirement |
| 2017-12-16 | Antoine Douglas | WWLWWW | Place Bell, Laval | WIN KO |
| 2017-09-30 | Nick Quigley | LWWWWW | House of Blues, Boston | WIN Technical knockout |
| 2017-05-13 | Chauncey Fields | WWWWLL | Plainridge Park Casino, Plainville | WIN KO |
| 2017-03-18 | Ronald Montes | LLLWLL | House of Blues, Boston | WIN Corner retirement |
| 2016-09-17 | Jaime Barboza | LLLWLW | Bank of New Hampshire Pavilion, Gilford | WIN Unanimous decision |
| 2015-12-12 | Chris Eubank Jr | WWWLWW | O2 Arena, Greenwich | LOST Corner retirement |
| 2015-10-10 | David Toribio | WLLWWL | Lowell Memorial Auditorium, Lowell | WIN KO |
| 2015-05-23 | Melvin Betancourt | WWWWWW | Agganis Arena, Boston | WIN KO |
| 2015-03-14 | Milton Nunez | LLWLWL | Madison Square Garden Theater, New York | WIN Technical knockout |
| 2015-02-26 | Larry Smith | LLLLLL | Memorial Hall, Melrose | WIN Technical knockout |
| 2014-11-15 | Anthony Fitzgerald | LWLLWW | 3Arena, Dublin | WIN Technical knockout |
| 2014-06-05 | Jose Medina | LLLLWL | House of Blues, Boston | WIN Majority decision |
| 2013-07-20 | Billy Joe Saunders | WWWWWW | Wembley Arena, Wembley | LOST Unanimous decision |
| 2013-05-03 | Tadas Jonkus | LWLLLL | Carlton Hotel Tyrrelstown, Dublin | WIN Technical knockout |
| 2012-07-14 | Matthew Hall | LWLLWL | Upton Park, West Ham | WIN Unanimous decision |
| 2012-03-10 | Paul Morby | LLLLLL | Braehead Arena, Glasgow | WIN Points |
| 2011-06-25 | Robert Long | WWLLWW | National Stadium, Dublin | WIN Technical knockout |
| 2011-05-21 | Ryan Clark | LLLLLL | O2 Arena, Greenwich | WIN KO |
| 2010-06-26 | Sylvain Touzet | LWLLLL | Neptune Sports Arena, Cork | WIN Technical knockout |
| 2009-12-04 | Ciaran Healy | LWLWLL | Neptune Sports Arena, Cork | WIN Points |
| 2009-07-25 | Arturs Jaskuls | LWLDLL | National Basketball Arena, Dublin | WIN Points |
| 2009-04-25 | Marcin Piatkowski | LWLLLL | Silver Springs Moran Hotel, Cork | WIN KO |
| 2009-03-14 | Jimmy LeBlanc | LLLLLW | Dorchester Armory, Dorchester | WIN |
| 2008-10-26 | Idiozan Matos | WLWLLL | Gleneagle Hotel, Killarney | WIN Technical knockout |
| 2008-09-13 | Sergejs Volodins | LLWLWL | Neptune Sports Arena, Cork | WIN Corner retirement |
| 2008-07-05 | Eugen Stan | LLLLLL | National Basketball Arena, Dublin | WIN Points |
| 2008-04-19 | Tye Williams | LLLLLL | National Stadium, Dublin | WIN Technical knockout |
| 2008-03-15 | Robert Harris | debut | Orpheum Theater, Boston | WIN Technical knockout |
| 2008-01-26 | Peter Dunn | LLLLLL | Neptune Sports Arena, Cork | WIN Technical knockout |
