Joshua Buatsi has one loss against one opponent on his boxing record. For a list of Buatsi's best fights, refer to "Best fights of Joshua Buatsi".
On February 22, 2025 Joshua Buatsi met Callum Smith in a light-heavyweight (WBO) world-title defense fight. Buatsi was 31 years old and with a record of 19-1 (13), and Smith was 34 years old and with a record of 30-2 (22). Buatsi lost the fight via 12-round unanimous decision and lost the title.