Here is a list of Bell's best fights. For a list of Bell's losses, refer to "O'Neil Bell Losses".
On January 7, 2006 O'Neil Bell, the IBF champion, met Jean-Marc Mormeck, the WBA (Unified), WBC and The Ring champion, in a cruiserweight world-title unification fight. Bell was 31 years old and with a record of 26-1-1 (24), and Mormeck was 33 years old and with a record of 31-2 (21). Bell stopped Jean-Marc Mormeck via 10th-round KO and is crowned the unified IBF, WBA (Unified), WBC and The Ring champion.
On September 7, 2001 O'Neil Bell faced off against Arthur Williams in a cruiserweight bout at age 26. He was coming in with a record of 17-1 (16), and Williams was 36 years old and with a record of 34-5-1 (24). Bell stopped Arthur Williams via TKO.
On December 19, 2003 O'Neil Bell faced off against Derrick Harmon in a cruiserweight bout at age 28. He was coming in with a record of 22-1-1 (21), and Harmon was 33 years old and with a record of 23-4 (11). Bell stopped Derrick Harmon via TKO.
On November 8, 2002 O'Neil Bell faced off against Arthur Williams in a cruiserweight bout at age 27. He was coming in with a record of 20-1-1 (19), and Williams was 37 years old and with a record of 36-7-1 (26). Bell stopped Arthur Williams via TKO.