Here is a list of Quarantillo's best fights. For a list of Quarantillo's losses, refer to "Billy Quarantillo Losses".
On December 10, 2022 Billy Quarantillo faced off against Alexander Hernandez in a featherweight bout at age 34. He was coming in with a record of 17-4 (13), and Hernandez was 30 years old and with a record of 13-5 (8). Quarantillo stopped Alexander Hernandez via TKO.
On September 12, 2020 Billy Quarantillo faced off against Kyle Nelson in a featherweight bout at age 31. He was coming in with a record of 15-2 (11), and Nelson was 29 years old and with a record of 13-3 (9). Quarantillo stopped Kyle Nelson via KO.
On July 17, 2021 Billy Quarantillo faced off against Gabriel Benítez in a featherweight bout at age 32. He was coming in with a record of 16-3 (12), and Benítez was 33 years old and with a record of 22-8 (16). Quarantillo stopped Gabriel Benítez via TKO.
On May 30, 2020 Billy Quarantillo faced off against Spike Carlyle in a featherweight bout at age 31. He was coming in with a record of 14-2 (10), and Carlyle was 27 years old and with a record of 9-1 (8). Quarantillo won the fight via 3-round unanimous decision.
On August 5, 2023 Billy Quarantillo faced off against Damon Jackson in a featherweight bout at age 34. He was coming in with a record of 18-5 (13), and Jackson was 34 years old and with a record of 22-5-1 (18). Quarantillo won the fight via 3-round unanimous decision.
On December 7, 2019 Billy Quarantillo faced off against Jacob Kilburn in a featherweight bout at age 30. He was coming in with a record of 13-2 (10). Quarantillo stopped Jacob Kilburn via submission.
On February 28, 2015 Billy Quarantillo faced off against Khama Worthy in a featherweight bout at age 26. He was coming in with a record of 6-1 (5), and Worthy was 28 years old and with a record of 7-2 (5). Quarantillo stopped Khama Worthy via TKO.
On February 23, 2019 Billy Quarantillo faced off against Adrian Vilaca in a featherweight bout at age 30. He was coming in with a record of 11-2 (8). Quarantillo stopped Adrian Vilaca via TKO.
