Here is a list of Gustafsson's best fights. For a list of Gustafsson's losses, refer to "Alexander Gustafsson Losses".
On November 14, 2009 Alexander Gustafsson faced off against Jared Hamman at age 22. He was coming in with a record of 9-0 (8), and Hamman was 27 years old and with a record of 11-1 (11). Gustafsson stopped Jared Hamman via KO.
On February 27, 2011 Alexander Gustafsson faced off against James Te Huna at age 24. He was coming in with a record of 11-1 (10), and Huna was 29 years old and with a record of 12-4 (11). Gustafsson stopped James Te Huna via submission.
On March 8, 2014 Alexander Gustafsson faced off against Jimi Manuwa in a light-heavyweight bout at age 27. He was coming in with a record of 16-2 (13), and Manuwa was 34 years old and with a record of 14-0 (14). Gustafsson stopped Jimi Manuwa via TKO.
On December 30, 2011 Alexander Gustafsson faced off against Vladimir Matyushenko at age 24. He was coming in with a record of 13-1 (12), and Matyushenko was 40 years old and with a record of 26-5 (16). Gustafsson stopped Vladimir Matyushenko via TKO.
On August 6, 2011 Alexander Gustafsson faced off against Matt Hamill at age 24. He was coming in with a record of 12-1 (11), and Hamill was 34 years old and with a record of 10-3 (6). Gustafsson stopped Matt Hamill via TKO.
On September 3, 2016 Alexander Gustafsson faced off against Jan Błachowicz in a light-heavyweight bout at age 29. He was coming in with a record of 17-4 (13), and Błachowicz was 33 years old and with a record of 19-5 (12). Gustafsson won the fight via 3-round unanimous decision.
On April 14, 2012 Alexander Gustafsson faced off against Thiago Silva at age 25. He was coming in with a record of 14-1 (12), and Silva was 29 years old and with a record of 14-2 (13). Gustafsson won the fight via 3-round unanimous decision.
On December 8, 2012 Alexander Gustafsson faced off against Maurício Rua at age 25. He was coming in with a record of 15-1 (12), and Rua was 31 years old and with a record of 21-6 (19). Gustafsson won the fight via 3-round unanimous decision.
On October 16, 2010 Alexander Gustafsson faced off against Cyrille Diabaté at age 23. He was coming in with a record of 10-1 (9), and Diabaté was 37 years old and with a record of 16-6-1 (13). Gustafsson stopped Cyrille Diabaté via submission.
On May 28, 2017 Alexander Gustafsson faced off against Glover Teixeira in a light-heavyweight bout at age 30. He was coming in with a record of 18-4 (14), and Teixeira was 37 years old and with a record of 26-5 (20). Gustafsson stopped Glover Teixeira via KO.