Here is a list of Cantwell's best fights. For a list of Cantwell's losses, refer to "Steve Cantwell Losses".
On August 3, 2008 Steve Cantwell fought Brian Stann in a light-heavyweight title fight for Stann's WEC Championship title. Cantwell was 21 years old and with a record of 6-1 (6), and Stann was 27 years old and with a record of 6-0 (6). Cantwell stopped Brian Stann via 2nd-round TKO and is crowned the new WEC light-heavyweight champion.
On March 26, 2008 Steve Cantwell faced off against Tim McKenzie at age 21. He was coming in with a record of 5-1 (5), and McKenzie was 25 years old and with a record of 11-4 (10). Cantwell stopped Tim McKenzie via submission.
On December 10, 2008 Steve Cantwell faced off against Razak Al-Hassan in a light-heavyweight bout at age 22. He was coming in with a record of 7-1 (6). Cantwell stopped Razak Al-Hassan via choke-out.
On December 17, 2006 Steve Cantwell faced off against Leonardo Pecanha at age 20. He was coming in with a record of 3-0 (3). Cantwell stopped Leonardo Pecanha via TKO.
On August 5, 2007 Steve Cantwell faced off against Justin McElfresh at age 20. He was coming in with a record of 4-1 (4). Cantwell stopped Justin McElfresh via TKO.