Here is a list of Nelson's best fights. For a list of Nelson's losses, refer to "Roy Nelson Losses".
On April 11, 2014 Roy Nelson faced off against Antônio Rodrigo Nogueira in a heavyweight bout at age 37. He was coming in with a record of 20-9 (18), and Nogueira was 37 years old and with a record of 34-8-1 (21). Nelson stopped Antônio Rodrigo Nogueira via KO.
On December 5, 2009 Roy Nelson faced off against Brendan Schaub in a heavyweight bout at age 33. He was coming in with a record of 14-4 (12), and Schaub was 26 years old and with a record of 4-0 (4). Nelson stopped Brendan Schaub via KO.
On March 31, 2010 Roy Nelson faced off against Stefan Struve in a heavyweight bout at age 33. He was coming in with a record of 15-4 (13), and Struve was 22 years old and with a record of 19-3 (17). Nelson stopped Stefan Struve via TKO.
On April 27, 2013 Roy Nelson faced off against Cheick Kongo in a heavyweight bout at age 36. He was coming in with a record of 19-7 (17), and Kongo was 37 years old and with a record of 18-7-2 (13). Nelson stopped Cheick Kongo via KO.
On May 26, 2012 Roy Nelson faced off against Dave Herman in a heavyweight bout at age 35. He was coming in with a record of 17-7 (15), and Herman was 27 years old and with a record of 21-3 (20). Nelson stopped Dave Herman via KO.
On December 29, 2007 Roy Nelson faced off against Antoine Jaoude in a heavyweight bout at age 31. He was coming in with a record of 11-2 (9), and Jaoude was 30 years old and with a record of 8-2 (5). Nelson stopped Antoine Jaoude via KO.
On October 29, 2011 Roy Nelson faced off against Mirko Cro Cop in a heavyweight bout at age 35. He was coming in with a record of 16-6 (14), and Cop was 37 years old and with a record of 27-9-2 (24). Nelson stopped Mirko Cro Cop via TKO.
On September 24, 2016 Roy Nelson faced off against Antônio Silva in a heavyweight bout at age 40. He was coming in with a record of 22-13 (19), and Silva was 37 years old and with a record of 19-9 (17). Nelson stopped Antônio Silva via KO.
On February 29, 2008 Roy Nelson faced off against Fabiano Scherner in a heavyweight bout at age 31. He was coming in with a record of 12-2 (10), and Scherner was 35 years old and with a record of 7-4 (7). Nelson stopped Fabiano Scherner via TKO.
On May 16, 2008 Roy Nelson faced off against Brad Imes in a heavyweight bout at age 31. He was coming in with a record of 13-2 (11), and Imes was 31 years old and with a record of 12-4 (10). Nelson stopped Brad Imes via KO.