On May 7, 2011, a 46-year-old Brian Nielsen (64-2, 43 KOs) and a 48-year-old American boxer Evander Holyfield (43-10-2, 28 KOs) met in the ring.
Nielsen came in to the fight on a 2-fight win streak with a 65% KO rate, and was fighting after a gap of 9 years and 18 days. Holyfield was on a 1-fight win streak with a 50% KO rate, and fighting after a layoff of 3 months and 15 days.
Evander Holyfield stopped Brian Nielsen via TKO in the 10th round. Holyfield improves his record to 44-10-2 (29 KOs), while Nielsen adds a loss to his record at 64-3.
On October 13, 2001, a 36-year-old Brian Nielsen (62-1, 43 KOs) and a 35-year-old American boxer Mike Tyson (48-3, 42 KOs) met in the ring.
Nielsen came in to the fight on a 13-fight win streak with a 68% KO rate, and was fighting after a gap of 3 months and 27 days. Tyson was on a 3-fight win streak with a 82% KO rate, and fighting after a layoff of 11 months and 23 days.
Mike Tyson stopped Brian Nielsen via RTD in the 6th round. Tyson improves his record to 49-3 (43 KOs), while Nielsen adds a loss to his record at 62-2.
On June 18, 1999, a 34-year-old Brian Nielsen (49-0, 33 KOs) and Dicky Ryan met in the ring.
Nielsen came in to the fight on a 49-fight win streak with a 67% KO rate, and was fighting after a gap of 2 months and 2 days.
Brian Nielsen lost to Dicky Ryan via TKO in the 10th round, and adds a loss to his record at 49-1.