Ronald Ellis has four losses against four opponents on his boxing record. For a list of Ellis's best fights, refer to "Best fights of Ronald Ellis".
On October 11, 2023 Ronald Ellis faced off against Erik Bazinyan in a super-middleweight bout at age 33. He was coming in with a record of 18-4-2 (12), and Bazinyan was 28 years old and with a record of 30-0 (21). Ellis lost the fight via 6th-round KO.
On December 11, 2021 Ronald Ellis faced off against Christian Mbilli at age 32. He was coming in with a record of 18-3-2 (12), and Mbilli was 26 years old and with a record of 19-0 (18). Ellis lost the fight via 10-round unanimous decision.
On March 13, 2021 Ronald Ellis faced off against David Benavidez at age 31. He was coming in with a record of 18-2-2 (12), and Benavidez was 24 years old and with a record of 23-0 (20). Ellis lost the fight via 11th-round TKO.
On February 1, 2019 Ronald Ellis faced off against DeAndre Ware in a super-middleweight bout at age 29. He was coming in with a record of 16-1-2 (11). Ellis lost the fight via 10-round majority decision.