Andy Ruiz Jr. has two losses against two opponents on his boxing record. For a list of Ruiz Jr.'s best fights, refer to "Best fights of Andy Ruiz Jr.".
On December 7, 2019 Andy Ruiz Jr. met Anthony Joshua in a heavyweight (WBA (Super), IBF, WBO) world-title defense fight. Ruiz Jr. was 30 years old and with a record of 33-2 (22), and Joshua was 30 years old and with a record of 22-1 (21). Ruiz Jr. lost the fight via 12-round unanimous decision and lost the titles.
On December 10, 2016 Andy Ruiz Jr. fought Joseph Parker in a heavyweight world-title fight for the WBO title. Ruiz Jr. was 27 years old and with a record of 29-1 (19), and Parker was 24 years old and with a record of 21-0 (18). Ruiz Jr. lost the fight via 12-round majority decision.