Here is a list of Overeem's best fights. For a list of Overeem's losses, refer to "Alistair Overeem Losses".
On May 15, 2010 Alistair Overeem met Brett Rogers in a heavyweight (Strikeforce Championship) title defense fight. Overeem was 29 years old and with a record of 33-11 (32), and Rogers was 29 years old and with a record of 10-1 (10). Overeem stopped Brett Rogers via 1st-round TKO and successfully defended his title.
On December 31, 2010 Alistair Overeem fought Todd Duffee in a heavyweight title fight for Duffee's DREAM Championship title. Overeem was 30 years old and with a record of 34-11 (33), and Duffee was 25 years old and with a record of 6-1 (6). Overeem stopped Todd Duffee via 1st-round KO and is crowned the new Dynamite heavyweight champion.
On November 16, 2007 Alistair Overeem fought Paul Buentello in a heavyweight title fight for Buentello's Strikeforce Championship title. Overeem was 27 years old and with a record of 26-11 (25), and Buentello was 33 years old and with a record of 25-9 (25). Overeem stopped Paul Buentello via 2nd-round TKO and is crowned the new Strikeforce heavyweight champion.
On February 26, 2006 Alistair Overeem faced off against Sergei Kharitonov in a heavyweight bout at age 25. He was coming in with a record of 22-6 (22), and Kharitonov was 25 years old and with a record of 14-2 (13). Overeem stopped Sergei Kharitonov via TKO.
On December 19, 2015 Alistair Overeem faced off against Junior dos Santos in a heavyweight bout at age 35. He was coming in with a record of 40-14 (36), and Santos was 31 years old and with a record of 17-3 (14). Overeem stopped Junior dos Santos via TKO.
On May 16, 2020 Alistair Overeem faced off against Walt Harris in a heavyweight bout at age 39. He was coming in with a record of 46-18 (41), and Harris was 36 years old and with a record of 13-7 (13). Overeem stopped Walt Harris via TKO.
On May 8, 2016 Alistair Overeem faced off against Andrei Arlovski in a heavyweight bout at age 35. He was coming in with a record of 41-14 (37), and Arlovski was 37 years old and with a record of 25-11 (20). Overeem stopped Andrei Arlovski via TKO.
On November 24, 2018 Alistair Overeem faced off against Sergei Pavlovich in a heavyweight bout at age 38. He was coming in with a record of 44-17 (39), and Pavlovich was 26 years old and with a record of 12-0 (9). Overeem stopped Sergei Pavlovich via TKO.
On December 30, 2011 Alistair Overeem faced off against Brock Lesnar in a heavyweight bout at age 31. He was coming in with a record of 36-11 (34), and Lesnar was 34 years old and with a record of 5-2 (4). Overeem stopped Brock Lesnar via TKO.
On July 21, 2008 Alistair Overeem faced off against Mark Hunt in a heavyweight bout at age 28. He was coming in with a record of 28-11 (27), and Hunt was 34 years old and with a record of 5-3 (3). Overeem stopped Mark Hunt via submission.