Sefer Seferi has three losses against three opponents on his boxing record. For a list of Seferi's best fights, refer to "Best fights of Sefer Seferi".
On September 21, 2019 Sefer Seferi faced off against Kevin Lerena in a cruiserweight bout at age 40. He was coming in with a record of 23-3-1 (21), and Lerena was 27 years old and with a record of 23-1 (10). Seferi lost the fight via 3rd-round TKO.
On June 9, 2018 Sefer Seferi faced off against Tyson Fury at age 39. He was coming in with a record of 23-2 (21), and Fury was 29 years old and with a record of 25-0 (18). Seferi lost the fight via 4th-round retirement.
On September 17, 2016 Sefer Seferi faced off against Manuel Charr in a heavyweight bout at age 37. He was coming in with a record of 21-1 (19), and Charr was 31 years old and with a record of 29-4 (17). Seferi lost the fight via 10-round unanimous decision.
