Here is a list of Muñoz Jr.'s best fights. For a list of Muñoz Jr.'s losses, refer to "Johnny Muñoz Jr. Losses".
On November 5, 2022 Johnny Muñoz Jr. faced off against Liudvik Sholinian in a bantamweight bout at age 29. He was coming in with a record of 12-2 (9). Muñoz Jr. won the fight via 3-round unanimous decision.
On August 7, 2021 Johnny Muñoz Jr. faced off against Jamey Simmons in a bantamweight bout at age 28. He was coming in with a record of 11-1 (9). Muñoz Jr. stopped Jamey Simmons via submission.
On February 24, 2018 Johnny Muñoz Jr. faced off against Mauricio Diaz in a bantamweight bout at age 25. He was coming in with a record of 6-0 (5). Muñoz Jr. stopped Mauricio Diaz via submission.
On June 22, 2019 Johnny Muñoz Jr. fought Rentsen Otgontulga in a bantamweight title fight for Otgontulga's KOTC Championship title. Muñoz Jr. was 26 years old and with a record of 9-0 (7). Muñoz Jr. won the fight via 5-round unanimous decision and is crowned the new KOTC bantamweight champion.
On September 7, 2019 Johnny Muñoz Jr. faced off against Ian King in a featherweight bout at age 26. He was coming in with a record of 10-0 (8). Muñoz Jr. stopped Ian King via submission.
On September 28, 2018 Johnny Muñoz Jr. faced off against Uriel Cossio Dominguez in a bantamweight bout at age 25. He was coming in with a record of 8-0 (7). Muñoz Jr. stopped Uriel Cossio Dominguez via submission.
On September 2, 2017 Johnny Muñoz Jr. faced off against Zane Douglas in a bantamweight bout at age 24. He was coming in with a record of 5-0 (4). Muñoz Jr. stopped Zane Douglas via submission.
