Nick Mamalis has 14 losses against 14 opponents on his MMA record. For a list of Mamalis's best fights, refer to "Best fights of Nick Mamalis".
On April 20, 2019 Nick Mamalis faced off against Ray Rodriguez in a bantamweight bout at age 32. He was coming in with a record of 28-14 (21). Mamalis lost the fight via 1st-round submission.
On December 16, 2017 Nick Mamalis fought Ricky Bandejas in a bantamweight title fight for Bandejas' CFFC Championship title. Mamalis was 31 years old and with a record of 28-13 (21). Mamalis lost the fight via 4th-round KO.
On May 5, 2017 Nick Mamalis faced off against Kevin Gray in a featherweight bout at age 30. He was coming in with a record of 28-12 (21). Mamalis lost the fight via 2nd-round choke-out.
On January 13, 2017 Nick Mamalis faced off against Terrion Ware in a featherweight bout at age 30. He was coming in with a record of 27-11 (20), and Ware was 30 years old and with a record of 15-5 (8). Mamalis lost the fight via 3-round unanimous decision.
On September 14, 2013 Nick Mamalis faced off against Czar Sklavos in a bantamweight bout at age 27. He was coming in with a record of 24-10 (18). Mamalis lost the fight via 1st-round submission.
On October 28, 2011 Nick Mamalis faced off against Nick Denis in a bantamweight bout at age 25. He was coming in with a record of 23-9 (18), and Denis was 28 years old and with a record of 9-2 (9). Mamalis lost the fight via 2nd-round KO.
On April 23, 2011 Nick Mamalis faced off against Ryan Roberts in a bantamweight bout at age 24. He was coming in with a record of 21-8 (17), and Roberts was 32 years old and with a record of 15-9 (10). Mamalis lost the fight via 5-round unanimous decision.
On September 16, 2010 Nick Mamalis faced off against Jameel Massouh in a bantamweight bout at age 24. He was coming in with a record of 20-7 (16). Mamalis lost the fight via 1st-round submission.
On September 2, 2010 Nick Mamalis faced off against Zach Makovsky in a bantamweight bout at age 24. He was coming in with a record of 20-6 (16), and Makovsky was 28 years old and with a record of 9-2 (5). Mamalis lost the fight via 3-round unanimous decision.
On May 1, 2010 Nick Mamalis faced off against Rafael de Freitas in a bantamweight bout at age 23. He was coming in with a record of 18-5 (14). Mamalis lost the fight via 1st-round submission.
On June 26, 2009 Nick Mamalis faced off against Jesse Brock at age 23. He was coming in with a record of 14-4 (11). Mamalis lost the fight via 2nd-round submission.
On February 20, 2009 Nick Mamalis faced off against Steven Siler at age 22. He was coming in with a record of 11-3 (8), and Siler was 22 years old and with a record of 12-7 (9). Mamalis lost the fight via 1st-round submission.
On July 21, 2007 Nick Mamalis faced off against Tyler Toner at age 21. He was coming in with a record of 3-2 (3). Mamalis lost the fight via 1st-round submission.
On September 9, 2006 Nick Mamalis faced off against Raphael Assunção at age 20. He was coming in with a record of 0-1 (0), and Assunção was 24 years old and with a record of 7-0 (6). Mamalis lost the fight via 1st-round submission.