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Gary O'Sullivan Best Fights

Here is a list of O'Sullivan's best fights. For a list of O'Sullivan's losses, refer to "Gary O'Sullivan Losses".

  1. 1. Gary O'Sullivan KOs Robert Long

    On June 25, 2011 Gary O'Sullivan faced off against Robert Long in a middleweight bout at age 26. He was coming in with a record of 13-0 (9). O'Sullivan stopped Robert Long via TKO.

  2. 2. Gary O'Sullivan KOs Milton Núñez

    On March 14, 2015 Gary O'Sullivan faced off against Milton Núñez at age 30. He was coming in with a record of 20-1 (13), and Núñez was 35 years old and with a record of 28-12-1 (25). O'Sullivan stopped Milton Núñez via TKO.