Gan McGee has five losses against five opponents on his MMA record. For a list of McGee's best fights, refer to "Best fights of Gan McGee".
On July 25, 2009 Gan McGee faced off against Anthony Ruiz in a heavyweight bout at age 32. He was coming in with a record of 13-5 (12), and Ruiz was 31 years old and with a record of 21-13 (15). McGee lost the fight via 3rd-round KO.
On April 25, 2004 Gan McGee faced off against Semmy Schilt in a heavyweight bout at age 27. He was coming in with a record of 12-4 (11), and Schilt was 30 years old and with a record of 22-13-1 (19). McGee lost the fight via 1st-round submission.
On February 1, 2004 Gan McGee faced off against Heath Herring in a heavyweight bout at age 27. He was coming in with a record of 12-3 (11), and Herring was 25 years old and with a record of 22-9 (20). McGee lost the fight via 3-round split decision.
On September 26, 2003 Gan McGee fought Tim Sylvia in a heavyweight title fight for Sylvia's UFC Championship title. McGee was 26 years old and with a record of 12-2 (11), and Sylvia was 27 years old and with a record of 15-0 (13). McGee lost the fight via 1st-round TKO.
On November 17, 2000 Gan McGee faced off against Josh Barnett at age 23. He was coming in with a record of 7-1 (6), and Barnett was 23 years old and with a record of 9-0 (6). McGee lost the fight via 2nd-round TKO.