On November 29, 2003, Scott Harrison and Manuel Medina met again in an immediate rematch.
Harrison came in to the fight on a 1-fight losing streak with a 40% KO rate, and was fighting after a gap of 4 months and 17 days. Medina was on a 3-fight win streak with a 39% KO rate, and fighting after a layoff of 4 months and 17 days.
In the rematch, Scott Harrison stopped the champion via TKO in the 11th round of the 12-round world-title fight, and is crowned the new WBO featherweight champion. Harrison improves his record to 20-2-1 (10 KOs), while Medina adds a loss to his record at 63-14.
On October 29, 2004, the 27-year-old WBO featherweight world champion, Scott Harrison (22-2-1, 12 KOs), faced Samuel Kebede, in a title defense fight.
Harrison came in to the fight on a 3-fight win streak with a 48% KO rate, and was fighting after a gap of 4 months and 10 days.
Scott Harrison made quick work of Samuel Kebede, stopping the challenger via TKO in the 1st. Harrison improves his record to 23-2-1 (13 KOs)
On October 19, 2002, a 25-year-old Scott Harrison (17-1-1, 9 KOs) got a shot at the WBO featherweight title held by 27-year-old Argentinian boxer Pablo Chacón (44-2, 31 KOs).
Harrison came in to the fight on a 14-fight win streak with a 47% KO rate, and was fighting after a gap of 4 months and 11 days. Chacón was on a 8-fight win streak with a 67% KO rate, and fighting after a layoff of 1 month and 19 days.
Scott Harrison defeated Pablo Chacón via unanimous decision and wins the WBO title — in his first world-title fight. Harrison improves his record to 18-1-1, while Chacón adds a loss to his record at 44-3.
On June 19, 2004, the 26-year-old WBO featherweight world champion, Scott Harrison (21-2-1, 11 KOs), faced William Abelyan, in a title defense fight.
Harrison came in to the fight on a 2-fight win streak with a 45% KO rate, and was fighting after a gap of 3 months and 13 days.
Scott Harrison made easy work of William Abelyan, stopping the challenger via TKO in the 3rd. Harrison improves his record to 22-2-1 (12 KOs)
On June 3, 2005, the 27-year-old WBO featherweight world champion, Scott Harrison (23-2-2, 13 KOs), faced Michael Brodie, in a title defense fight.
Harrison came in to the fight after a draw in his last fight with a 48% KO rate, and was fighting after a gap of 4 months and 6 days.
Scott Harrison stopped Michael Brodie via KO in the 4th round of the 12-round world-title fight, and successfully defended his WBO featherweight title. Harrison improves his record to 24-2-2 (14 KOs)
On March 6, 2004, the 26-year-old WBO featherweight world champion, Scott Harrison (20-2-1, 10 KOs), faced Walter Estrada, in a title defense fight.
Harrison came in to the fight on a 1-fight win streak with a 43% KO rate, and was fighting after a gap of 3 months and 6 days.
Scott Harrison stopped Walter Estrada via TKO in the 5th round of the 12-round world-title fight, and successfully defended his WBO featherweight title. Harrison improves his record to 21-2-1 (11 KOs)
On November 5, 2005, the 28-year-old WBO featherweight world champion, Scott Harrison (24-2-2, 14 KOs), faced Nedal Hussein, in a title defense fight.
Harrison came in to the fight on a 1-fight win streak with a 50% KO rate, and was fighting after a gap of 5 months and 2 days.
Scott Harrison defeated Nedal Hussein via unanimous decision and successfully defended his WBO featherweight title. Harrison improves his record to 25-2-2
On March 22, 2003, the 25-year-old WBO featherweight world champion, Scott Harrison (18-1-1, 9 KOs), faced Wayne McCullough, in a title defense fight.
Harrison came in to the fight on a 15-fight win streak with a 45% KO rate, and was fighting after a gap of 5 months and 3 days.
Scott Harrison defeated Wayne McCullough via unanimous decision and successfully defended his WBO featherweight title. Harrison improves his record to 19-1-1
On June 8, 2002, a 24-year-old Scott Harrison (16-1-1, 8 KOs) and Victor Santiago met in the ring in a featherweight bout.
Harrison came in to the fight on a 13-fight win streak with a 44% KO rate, and was fighting after a gap of 2 months and 28 days.
Scott Harrison stopped Victor Santiago via TKO in the 6th round. Harrison improves his record to 17-1-1 (9 KOs)
On January 28, 2005, the 27-year-old WBO featherweight world champion, Scott Harrison (23-2-1, 13 KOs), faced a 32-year-old Colombian boxer Victor Polo (37-4-2, 26 KOs), in a title defense fight.
Harrison came in to the fight on a 4-fight win streak with a 50% KO rate, and was fighting after a gap of 2 months and 30 days. Polo was on a 7-fight win streak with a 60% KO rate, and fighting after a layoff of 2 months and 30 days.
The fight ended in a split decision draw and both the fighters added a draw to their respective records — Harrison is now 23-2-2 and Polo, 37-4-3.