On May 5, 1984, the 28-year-old WBA cruiserweight world champion, Ossie Ocasio (18-3-1, 10 KOs), faced John Odhiambho, in a title defense fight.
Ocasio came in to the fight on a 3-fight win streak with a 45% KO rate, and was fighting after a gap of 11 months and 15 days.
Ossie Ocasio stopped John Odhiambho via TKO in the final round of the 15-round world-title fight, and successfully defended his WBA cruiserweight title. Ocasio improves his record to 19-3-1 (11 KOs)
On May 20, 1983, the 27-year-old WBA cruiserweight world champion, Ossie Ocasio (17-3-1, 10 KOs), faced Randy Stephens, in a title defense fight.
Ocasio came in to the fight on a 2-fight win streak with a 47% KO rate, and was fighting after a gap of 5 months and 5 days.
Ossie Ocasio defeated Randy Stephens via unanimous decision and successfully defended his WBA cruiserweight title. Ocasio improves his record to 18-3-1
On December 15, 1982, the 27-year-old WBA cruiserweight world champion, Ossie Ocasio (16-3-1, 10 KOs), faced Eddie Taylor, in a title defense fight.
Ocasio came in to the fight on a 1-fight win streak with a 50% KO rate, and was fighting after a gap of 10 months and 2 days.
Ossie Ocasio defeated Eddie Taylor via unanimous decision and successfully defended his WBA cruiserweight title. Ocasio improves his record to 17-3-1
On February 13, 1982, a 26-year-old Ossie Ocasio (15-3-1, 10 KOs) got a shot at the WBA cruiserweight title held by Robbie Williams.
Ocasio came in to the fight on a 1-fight losing streak with a 52% KO rate, and was fighting after a gap of 10 months and 27 days.
Ossie Ocasio defeated Robbie Williams via split decision and wins the WBA title — in his first world-title fight. Ocasio improves his record to 16-3-1
On January 27, 1979, a 23-year-old Ossie Ocasio (12-0, 9 KOs) and a 30-year-old American boxer Jimmy Young (22-7-2, 7 KOs) met in the ring for the 2nd time,.
Ocasio came in to the fight on a 12-fight win streak with a 75% KO rate, and was fighting after a gap of 7 months and 18 days. Young was on a -2-fight win streak with a 22% KO rate, and fighting after a layoff of 7 months and 18 days.
In the rematch, Ossie Ocasio defeated Jimmy Young via unanimous decision in the 10-round fight. Ocasio improves his record to 13-0, while Young adds a loss to his record at 22-8-2.
On November 20, 1979, a 24-year-old Ossie Ocasio (13-1, 9 KOs) and Jack Sterling met in the ring.
Ocasio came in to the fight on a 1-fight losing streak with a 64% KO rate, and was fighting after a gap of 7 months and 28 days.
Ossie Ocasio stopped Jack Sterling via TKO in the 1st round. Ocasio improves his record to 14-1 (10 KOs)
On March 17, 1977, a 21-year-old Ossie Ocasio (6-0, 5 KOs) and Gene Idelette met in the ring.
Ocasio came in to the fight on a 6-fight win streak with a 83% KO rate, and was fighting after a gap of 1 month and 5 days.
Ossie Ocasio stopped Gene Idelette via KO in the 1st round. Ocasio improves his record to 7-0 (6 KOs)
On August 16, 1976, a 21-year-old Ossie Ocasio (4-0, 3 KOs) and Aaron Solomon met in the ring.
Ocasio came in to the fight on a 4-fight win streak with a 75% KO rate, and was fighting after a gap of 30 days.
Ossie Ocasio stopped Aaron Solomon via KO in the 1st round. Ocasio improves his record to 5-0 (4 KOs)
On December 1, 1984, the 29-year-old WBA cruiserweight world champion, Ossie Ocasio (19-3-1, 11 KOs), faced Piet Crous, in a title defense fight.
Ocasio came in to the fight on a 4-fight win streak with a 47% KO rate, and was fighting after a gap of 6 months and 26 days.
Ossie Ocasio was defending his cruiserweight WBA titles against Piet Crous and lost via unanimous decision in the 15-round cruiserweight fight, and adds a loss to his record at 19-4-1.
On May 15, 1987, a 31-year-old Ossie Ocasio (20-4-1, 11 KOs) and a 34-year-old American boxer Dwight Muhammad Qawi (27-3-1, 16 KOs) met in the ring.
Ocasio came in to the fight on a 1-fight win streak with a 44% KO rate, and was fighting after a gap of 1 year, 1 month, and 22 days. Qawi was on a 1-fight win streak with a 51% KO rate, and fighting after a layoff of 3 months and 9 days.
Ossie Ocasio defeated Dwight Muhammad Qawi via majority decision in the 10-round fight. Ocasio improves his record to 21-4-1, while Qawi adds a loss to his record at 27-4-1.