On October 16, 2010, a 38-year-old Shannon Briggs (51-5-1, 45 KOs) got a shot at the heavyweight WBC title held by 39-year-old Ukrainian boxer Vitali Klitschko (40-2, 38 KOs).
Briggs came in to the fight on a 3-fight win streak with a 78% KO rate, and was fighting after a gap of 4 months and 18 days. Klitschko was on a 8-fight win streak with a 90% KO rate, and fighting after a layoff of 4 months and 17 days.
Vitali Klitschko defeated Shannon Briggs via unanimous decision and successfully defended his WBC heavyweight title. Klitschko improves his record to 41-2, while Briggs adds a loss to his record at 51-6-1.
On November 4, 2006, a 34-year-old Shannon Briggs (47-4-1, 41 KOs) got a shot at the WBO heavyweight title held by Siarhei Liakhovich.
Briggs came in to the fight on a 11-fight win streak with a 78% KO rate, and was fighting after a gap of 5 months and 11 days.
Shannon Briggs stopped the champion via TKO in the final round of the 12-round world-title fight, winning the first world title of his career, and is crowned the new WBO heavyweight champion. Briggs improves his record to 48-4-1 (42 KOs)
On May 28, 2010, a 38-year-old Shannon Briggs (50-5-1, 44 KOs) and Rob Calloway met in the ring.
Briggs came in to the fight on a 2-fight win streak with a 78% KO rate, and was fighting after a gap of 7 days.
Shannon Briggs stopped Rob Calloway via TKO in the 1st round. Briggs improves his record to 51-5-1 (45 KOs)
On September 5, 2015, a 43-year-old Shannon Briggs (58-6-1, 51 KOs) and Michael Marrone met in the ring.
Briggs came in to the fight on a 7-fight win streak with a 78% KO rate, and was fighting after a gap of 5 months and 9 days.
Shannon Briggs stopped Michael Marrone via KO in the 2nd round. Briggs improves his record to 59-6-1 (52 KOs)
On August 26, 2005, a 33-year-old Shannon Briggs (42-4-1, 36 KOs) and a 44-year-old Ray Mercer (34-5-1, 25 KOs) met in the ring.
Briggs came in to the fight on a 6-fight win streak with a 76% KO rate, and was fighting after a gap of 2 months and 16 days. Mercer was on a 4-fight win streak with a 62% KO rate, and fighting after a layoff of 2 months and 2 days.
Shannon Briggs stopped Ray Mercer via KO in the 7th round. Briggs improves his record to 43-4-1 (37 KOs), while Mercer adds a loss to his record at 34-6-1.
On November 22, 1997, a 25-year-old Shannon Briggs (29-1, 24 KOs) and a 48-year-old George Foreman (76-4, 68 KOs) met in the ring.
Briggs came in to the fight on a 4-fight win streak with a 80% KO rate, and was fighting after a gap of 4 months and 29 days. Foreman was on a 4-fight win streak with a 85% KO rate, and fighting after a layoff of 6 months and 27 days.
Shannon Briggs defeated George Foreman via majority decision in the 12-round fight. Briggs improves his record to 30-1, while Foreman adds a loss to his record at 76-5.
On July 19, 2003, a 31-year-old Shannon Briggs (37-4-1, 31 KOs) and John Sargent met in the ring in a heavyweight bout.
Briggs came in to the fight on a 1-fight win streak with a 73% KO rate, and was fighting after a gap of 3 months and 22 days.
Shannon Briggs stopped John Sargent via TKO in the 1st round. Briggs improves his record to 38-4-1 (32 KOs)
On December 10, 2005, a 34-year-old Shannon Briggs (44-4-1, 38 KOs) and Luciano Zolyone met in the ring in a heavyweight bout.
Briggs came in to the fight on a 8-fight win streak with a 77% KO rate, and was fighting after a gap of 14 days.
Shannon Briggs stopped Luciano Zolyone via KO in the 1st round. Briggs improves his record to 45-4-1 (39 KOs)
On June 2, 2007, the 35-year-old WBO heavyweight world champion, Shannon Briggs (48-4-1, 42 KOs), faced a 32-year-old Russian boxer Sultan Ibragimov (20-0-1, 17 KOs), in a title defense fight.
Briggs came in to the fight on a 12-fight win streak with a 79% KO rate, and was fighting after a gap of 6 months and 29 days. Ibragimov was on a 1-fight win streak with a 81% KO rate, and fighting after a layoff of 2 months and 23 days.
Sultan Ibragimov defeated Shannon Briggs via unanimous decision and wins the WBO title — in his first world-title fight. Ibragimov improves his record to 21-0-1, while Briggs adds a loss to his record at 48-5-1.
On April 13, 2010, a 38-year-old Shannon Briggs (48-5-1, 42 KOs) and Rafael Pedro met in the ring in a heavyweight bout.
Briggs came in to the fight on a 1-fight losing streak with a 77% KO rate, and was fighting after a gap of 4 months and 10 days.
Shannon Briggs stopped Rafael Pedro via KO in the 1st round. Briggs improves his record to 49-5-1 (43 KOs)