On December 5, 2015, the 28-year-old WBA (Regular) middleweight world champion, Daniel Jacobs (30-1, 27 KOs), faced a 32-year-old Peter Quillin (32-0-1, 23 KOs), in a title defense fight.
Jacobs came in to the fight on a 10-fight win streak with a 87% KO rate, and was fighting after a gap of 4 months and 4 days. Quillin was on a 1-fight win streak with a 69% KO rate, and fighting after a layoff of 2 months and 23 days.
Daniel Jacobs made quick work of Peter Quillin, stopping the challenger via TKO in the 1st. Jacobs improves his record to 31-1 (28 KOs), while Quillin adds a loss to his record at 32-1-1.
On August 1, 2015, the 28-year-old WBA (Regular) middleweight world champion, Daniel Jacobs (29-1, 26 KOs), faced a 34-year-old Sergio Mora (28-3-2, 9 KOs), in a title defense fight.
Jacobs came in to the fight on a 9-fight win streak with a 86% KO rate, and was fighting after a gap of 3 months and 8 days. Mora was on a 5-fight win streak with a 27% KO rate, and fighting after a layoff of 5 months and 26 days.
Daniel Jacobs made very easy work of Sergio Mora, stopping the challenger via TKO in the 2nd. Jacobs improves his record to 30-1 (27 KOs), while Mora adds a loss to his record at 28-4-2.
On August 9, 2014, 27-year-old Daniel Jacobs (27-1, 24 KOs) and Jarrod Fletcher fought for the vacant WBA (Regular) middleweight title.
Jacobs came in to the fight on a 7-fight win streak with a 85% KO rate, and was fighting after a gap of 4 months and 25 days.
Daniel Jacobs stopped Jarrod Fletcher via TKO in the 5th round of the 12-round world-title fight. Jacobs improves his record to 28-1 (25 KOs)
On April 24, 2015, the 28-year-old WBA (Regular) middleweight world champion, Daniel Jacobs (28-1, 25 KOs), faced a 31-year-old Caleb Truax (25-1-2, 15 KOs), in a title defense fight.
Jacobs came in to the fight on a 8-fight win streak with a 86% KO rate, and was fighting after a gap of 8 months and 15 days. Truax was on a 2-fight win streak with a 53% KO rate, and fighting after a layoff of 5 months and 23 days.
Daniel Jacobs stopped Caleb Truax via TKO in the final round of the 12-round world-title fight, and successfully defended his WBA (Regular) middleweight title. Jacobs improves his record to 29-1 (26 KOs), while Truax adds a loss to his record at 25-2-2.
On September 9, 2016, Daniel Jacobs and Sergio Mora met again in a rematch.
Jacobs came in to the fight on a 11-fight win streak with a 87% KO rate, and was fighting after a gap of 9 months and 4 days. Mora was on a -1-fight win streak with a 26% KO rate, and fighting after a layoff of 1 year, 1 month, and 8 days.
In the rematch, Daniel Jacobs stopped Sergio Mora via TKO in the 7th round of the 12-round world-title fight, and successfully defended his WBA (Regular) middleweight title. Jacobs improves his record to 32-1 (29 KOs), while Mora adds a loss to his record at 28-5-2.
On March 18, 2017, a 30-year-old Daniel Jacobs (32-1, 29 KOs) got a shot at the middleweight WBA (Super) and WBC title held by 34-year-old Kazakhstani boxer Gennady Golovkin (36-0, 33 KOs).
Jacobs came in to the fight on a 12-fight win streak with a 87% KO rate, and was fighting after a gap of 6 months and 9 days. Golovkin was on a 36-fight win streak with a 91% KO rate, and fighting after a layoff of 6 months and 8 days.
Gennady Golovkin defeated Daniel Jacobs via unanimous decision and successfully defended his WBA (Super), WBC, and IBF middleweight titles. Golovkin improves his record to 37-0, while Jacobs adds a loss to his record at 32-2.
On October 27, 2018, 31-year-old Daniel Jacobs (34-2, 29 KOs) and 32-year-old Sergiy Derevyanchenko (12-0, 10 KOs) fought for the vacant IBF middleweight title.
Jacobs came in to the fight on a 2-fight win streak with a 80% KO rate, and was fighting after a gap of 5 months and 29 days. Derevyanchenko was on a 12-fight win streak with a 83% KO rate, and fighting after a layoff of 7 months and 24 days.
Daniel Jacobs defeated Sergiy Derevyanchenko via split decision . Jacobs improves his record to 35-2, while Derevyanchenko adds a loss to his record at 12-1.
On May 4, 2019, the 32-year-old IBF middleweight champion, Daniel Jacobs (35-2, 29 KOs), and the 28-year-old WBA (Super), WBC, and The Ring middleweight champion Canelo Álvarez (51-1-2, 35 KOs) met in a title-unification fight.
Jacobs came in to the fight on a 3-fight win streak with a 78% KO rate, and was fighting after a gap of 6 months and 7 days. Canelo was on a 2-fight win streak with a 64% KO rate, and fighting after a layoff of 4 months and 19 days.
Canelo Álvarez defeated Daniel Jacobs via unanimous decision and unifies the IBF, WBA (Super), WBC, and The Ring middleweight titles. Canelo improves his record to 52-1-2, while Jacobs adds a loss to his record at 35-3.
On December 20, 2019, a 32-year-old Daniel Jacobs (35-3, 29 KOs) and a 33-year-old Mexican boxer Julio César Chávez Jr. (51-3-1, 33 KOs) met in the ring.
Jacobs came in to the fight on a 1-fight losing streak with a 76% KO rate, and was fighting after a gap of 7 months and 16 days. Chávez Jr. was on a 1-fight win streak with a 60% KO rate, and fighting after a layoff of 4 months and 10 days.
Daniel Jacobs stopped Julio César Chávez Jr. via RTD in the 5th round. Jacobs improves his record to 36-3 (30 KOs), while Chávez Jr. adds a loss to his record at 51-4-1.
On August 19, 2013, a 26-year-old Daniel Jacobs (25-1, 22 KOs) and Giovanni Lorenzo met in the ring in a middleweight bout.
Jacobs came in to the fight on a 5-fight win streak with a 84% KO rate, and was fighting after a gap of 1 month and 28 days.
Daniel Jacobs stopped Giovanni Lorenzo via TKO in the 3rd round. Jacobs improves his record to 26-1 (23 KOs)