On October 29, 2004, a 23-year-old Osumanu Adama (8-0, 6 KOs) and Mathurin Sechegbe met in the ring for the 2nd time, in a middleweight bout.
Adama came in to the fight on a 8-fight win streak with a 75% KO rate, and was fighting after a gap of 2 months and 29 days.
In the rematch, Osumanu Adama stopped Mathurin Sechegbe via TKO in the 3rd round. Adama improves his record to 9-0 (7 KOs)
On March 7, 2012, a 31-year-old Osumanu Adama (20-2, 15 KOs) got a shot at the middleweight IBF title held by 31-year-old Australian boxer Daniel Geale (26-1, 15 KOs).
Adama came in to the fight on a 3-fight win streak with a 68% KO rate, and was fighting after a gap of 5 months. Geale was on a 5-fight win streak with a 55% KO rate, and fighting after a layoff of 6 months and 7 days.
Daniel Geale defeated Osumanu Adama via unanimous decision and successfully defended his IBF middleweight title. Geale improves his record to 27-1, while Adama adds a loss to his record at 20-3.
On February 8, 2002, a 21-year-old Osumanu Adama (3-0, 2 KOs) and Robinson Kutsokey met in the ring in a super-welterweight bout.
Adama came in to the fight on a 3-fight win streak with a 66% KO rate, and was fighting after a gap of 2 months and 9 days.
Osumanu Adama stopped Robinson Kutsokey via KO in the 1st round. Adama improves his record to 4-0 (3 KOs)
On November 30, 2001, a 20-year-old Osumanu Adama (2-0, 1 KO) and Marciano Commey met in the ring in a super-welterweight bout.
Adama came in to the fight on a 2-fight win streak with a 50% KO rate, and was fighting after a gap of 4 months and 24 days.
Osumanu Adama stopped Marciano Commey via TKO in the 2nd round. Adama improves his record to 3-0 (2 KOs)
On July 30, 2004, a 23-year-old Osumanu Adama (7-0, 5 KOs) and Mathurin Sechegbe met in the ring in a super-welterweight bout.
Adama came in to the fight on a 7-fight win streak with a 71% KO rate, and was fighting after a gap of 6 months and 16 days.
Osumanu Adama stopped Mathurin Sechegbe via TKO in the 3rd round. Adama improves his record to 8-0 (6 KOs)
On December 17, 2010, a 29-year-old Osumanu Adama (17-2, 13 KOs) and Ángel Hernández met in the ring in a middleweight bout.
Adama came in to the fight on a 1-fight losing streak with a 68% KO rate, and was fighting after a gap of 7 months and 17 days.
Osumanu Adama defeated Ángel Hernández via unanimous decision in the 12-round middleweight fight. Adama improves his record to 18-2
On March 25, 2011, a 30-year-old Osumanu Adama (18-2, 13 KOs) and Marcus Upshaw met in the ring in a middleweight bout.
Adama came in to the fight on a 1-fight win streak with a 65% KO rate, and was fighting after a gap of 3 months and 8 days.
Osumanu Adama stopped Marcus Upshaw via TKO in the 4th round. Adama improves his record to 19-2 (14 KOs)
On June 28, 2003, a 22-year-old Osumanu Adama (4-0, 3 KOs) and Dick Dosseh met in the ring in a middleweight bout.
Adama came in to the fight on a 4-fight win streak with a 75% KO rate, and was fighting after a gap of 1 year, 4 months, and 20 days.
Osumanu Adama stopped Dick Dosseh via KO in the 4th round. Adama improves his record to 5-0 (4 KOs)
On December 26, 2009, a 29-year-old Osumanu Adama (15-1, 11 KOs) and Mohammed Akrong met in the ring in a middleweight bout.
Adama came in to the fight on a 2-fight win streak with a 68% KO rate, and was fighting after a gap of 3 months.
Osumanu Adama stopped Mohammed Akrong via TKO in the 6th round. Adama improves his record to 16-1 (12 KOs)
On November 22, 2008, a 27-year-old Osumanu Adama (12-0, 8 KOs) and Philip Darah met in the ring.
Adama came in to the fight on a 12-fight win streak with a 66% KO rate, and was fighting after a gap of 3 months and 24 days.
Osumanu Adama stopped Philip Darah via RTD in the 1st round. Adama improves his record to 13-0 (9 KOs)