On September 13, 2014, Marcos Maidana and Floyd Mayweather Jr. met again in an immediate rematch.
Maidana came in to the fight on a 1-fight losing streak with a 79% KO rate, and was fighting after a gap of 4 months and 10 days. Mayweather Jr. was on a 46-fight win streak with a 56% KO rate, and fighting after a layoff of 4 months and 10 days.
Floyd Mayweather Jr. defeated Marcos Maidana via unanimous decision in the rematch and successfully defended his WBA (Super), WBC, and The Ring welterweight titles. Mayweather Jr. improves his record to 47-0, while Maidana adds a loss to his record at 35-5.
On May 3, 2014, the 30-year-old WBA welterweight champion, Marcos Maidana (35-3, 31 KOs), and the 37-year-old WBC and The Ring welterweight champion Floyd Mayweather Jr. (45-0, 26 KOs) met in a title-unification fight.
Maidana came in to the fight on a 4-fight win streak with a 81% KO rate, and was fighting after a gap of 4 months and 19 days. Mayweather Jr. was on a 45-fight win streak with a 57% KO rate, and fighting after a layoff of 7 months and 19 days.
Floyd Mayweather Jr. defeated Marcos Maidana via majority decision and unifies the WBA, WBC, and The Ring welterweight titles. Mayweather Jr. improves his record to 46-0, while Maidana adds a loss to his record at 35-4.
On February 25, 2012, a 28-year-old Marcos Maidana (31-2, 28 KOs) and a 25-year-old American boxer Devon Alexander (22-1, 13 KOs) met in the ring.
Maidana came in to the fight on a 2-fight win streak with a 84% KO rate, and was fighting after a gap of 5 months and 2 days. Alexander was on a 1-fight win streak with a 56% KO rate, and fighting after a layoff of 8 months.
Devon Alexander defeated Marcos Maidana via unanimous decision in the 10-round fight. Alexander improves his record to 23-1, while Maidana adds a loss to his record at 31-3.
On December 11, 2010, a 27-year-old Marcos Maidana (29-1, 27 KOs) got a shot at the super-lightweight WBA title held by 24-year-old British boxer Amir Khan (23-1, 17 KOs).
Maidana came in to the fight on a 4-fight win streak with a 90% KO rate, and was fighting after a gap of 3 months and 13 days. Khan was on a 5-fight win streak with a 70% KO rate, and fighting after a layoff of 6 months and 26 days.
Amir Khan defeated Marcos Maidana via unanimous decision and successfully defended his WBA super-lightweight title. Khan improves his record to 24-1, while Maidana adds a loss to his record at 29-2.
On February 7, 2009, a 25-year-old Marcos Maidana (25-0, 24 KOs) got a shot at the super-lightweight WBA title held by 31-year-old Ukrainian boxer Andreas Kotelnik (30-2-1, 13 KOs).
Maidana came in to the fight on a 25-fight win streak with a 96% KO rate, and was fighting after a gap of 3 months and 6 days. Kotelnik was on a 3-fight win streak with a 39% KO rate, and fighting after a layoff of 4 months and 25 days.
Andreas Kotelnik defeated Marcos Maidana via split decision and successfully defended his WBA super-lightweight title. Kotelnik improves his record to 31-2-1, while Maidana adds a loss to his record at 25-1.