Stephan Bonnar losses
Over 13 years as a professional, Stephan Bonnar compiled a 15-9 (10) record, including one title fight. He had nine losses against eight different opponents, one of them in a title fight.
9. Stephan Bonnar loses to Tito Ortiz via split decision
On November 15, 2014 Stephan Bonnar faced Tito Ortiz in a light heavyweight bout. Bonnar was 37 years old with a record of 15-8, and Ortiz was 39 with a record of 17-11-1. Bonnar was coming off a loss, while Ortiz was coming off a win. Bonnar lost via split decision. Went the distance with Ortiz.
8. Stephan Bonnar loses to Anderson Silva via KO
On October 13, 2012 Stephan Bonnar faced Anderson Silva in a light heavyweight bout. Bonnar was 35 years old with a record of 15-7, and Silva was 37 with a record of 32-4. Bonnar was on a 3-fight winning streak and Silva was on a 16-fight winning streak. Silva stopped Bonnar via TKO in the 1st round.
7. Stephan Bonnar loses to Krzysztof Soszynski via KO
On February 21, 2010 Stephan Bonnar faced Krzysztof Soszynski in a light heavyweight bout. Bonnar was 32 years old with a record of 12-6, and Soszynski was 32 with a record of 23-10-1. Bonnar was on a 2-fight losing streak and Soszynski was coming off a loss. Soszynski stopped Bonnar via TKO in the 3rd round.
6. Stephan Bonnar loses to Mark Coleman via unanimous decision
On July 11, 2009 Stephan Bonnar faced Mark Coleman in a light heavyweight bout. Bonnar was 32 years old with a record of 12-5, and Coleman was 44 with a record of 15-9. Bonnar was coming off a loss and Coleman was on a 2-fight losing streak. Bonnar lost via unanimous decision. Went the distance with Coleman.
5. Stephan Bonnar loses to Jon Jones via unanimous decision
On January 31, 2009 Stephan Bonnar faced Jon Jones in a light heavyweight bout. Bonnar was 31 years old with a record of 12-4, and Jones was 21 with a record of 7-0. Bonnar was on a 2-fight winning streak and Jones was on an undefeated 7-fight winning streak. Bonnar lost via unanimous decision. Went the distance with Jones.
4. Stephan Bonnar loses to Forrest Griffin in their 2nd fight via unanimous decision
On August 26, 2006 Stephan Bonnar faced Forrest Griffin in a light heavyweight bout. It was their second meeting. Bonnar was 29 years old with a record of 10-3, and Griffin was 27 with a record of 12-3. Both Bonnar and Griffin were coming off a loss. Bonnar lost via unanimous decision. Went the distance with Griffin.
3. Stephan Bonnar loses to Rashad Evans via majority decision
On June 28, 2006 Stephan Bonnar faced Rashad Evans in a light heavyweight bout. Bonnar was 29 years old with a record of 10-2, and Evans was 26 with a record of 7-0. Bonnar was on a 3-fight winning streak and Evans was on an undefeated 7-fight winning streak. Bonnar lost via majority decision. Went the distance with Evans.
2. Stephan Bonnar loses to Forrest Griffin via unanimous decision
On April 9, 2005 Stephan Bonnar fought Forrest Griffin for the vacant The Ultimate Fighter 1: Tournament light heavyweight title. Bonnar was 28 years old with a record of 7-1, and Griffin was 25 with a record of 9-2. Bonnar was on a 3-fight winning streak and Griffin was coming off a win. Bonnar lost via unanimous decision. Failed to win the vacant title. Went the distance with Griffin.
1. Stephan Bonnar loses to Lyoto Machida via KO
On September 13, 2003 Stephan Bonnar faced Lyoto Machida in a heavyweight bout. Bonnar was 26 years old with a record of 4-0, and Machida was 25 with a record of 1-0. Bonnar was on an undefeated 4-fight winning streak and Machida was coming off a win. Machida stopped Bonnar via TKO in the 1st round.