Jason Guida has 28 losses against 28 opponents on his MMA record. For a list of Guida's best fights, refer to "Best fights of Jason Guida".
On March 14, 2014 Jason Guida faced off against Anthony Gomez in a heavyweight bout at age 36. He was coming in with a record of 19-28 (15), and Gomez was 32 years old and with a record of 7-2 (5). Guida lost the fight via 3-round unanimous decision.
On November 24, 2010 Jason Guida faced off against Sam Alvey in a heavyweight bout at age 33. He was coming in with a record of 18-27 (14), and Alvey was 24 years old and with a record of 13-2 (10). Guida lost the fight via 3-round split decision.
On October 16, 2010 Jason Guida faced off against Nick Rossborough in a heavyweight bout at age 33. He was coming in with a record of 18-26 (14). Guida lost the fight via 3-round unanimous decision.
On September 16, 2010 Jason Guida faced off against Justin Lemke in a heavyweight bout at age 33. He was coming in with a record of 18-25 (14). Guida lost the fight via 3-round split decision.
On August 21, 2010 Jason Guida faced off against Jeff Monson in a heavyweight bout at age 33. He was coming in with a record of 18-24 (14), and Monson was 39 years old and with a record of 35-11 (22). Guida lost the fight via 2nd-round submission.
On January 15, 2010 Jason Guida faced off against Mark George in a heavyweight bout at age 32. He was coming in with a record of 18-23 (14). Guida lost the fight via 2nd-round TKO.
On September 12, 2009 Jason Guida faced off against Jeremy Horn in a light-heavyweight bout at age 32. He was coming in with a record of 17-22 (13), and Horn was 34 years old and with a record of 81-19-5 (67). Guida lost the fight via 1st-round submission.
On March 21, 2009 Jason Guida faced off against Bobby Lashley in a light-heavyweight bout at age 31. He was coming in with a record of 17-21 (13), and Lashley was 32 years old and with a record of 1-0 (1). Guida lost the fight via 3-round unanimous decision.
On November 22, 2008 Jason Guida faced off against Matt Sassolino in a light-heavyweight bout at age 31. He was coming in with a record of 17-20 (13). Guida lost the fight via 3-round split decision.
On October 10, 2008 Jason Guida faced off against Mamed Khalidov in a heavyweight bout at age 31. He was coming in with a record of 17-19 (13), and Khalidov was 28 years old and with a record of 17-3-1 (16). Guida lost the fight via 2nd-round TKO.
On June 14, 2008 Jason Guida faced off against Mike Russow in a heavyweight bout at age 30. He was coming in with a record of 17-18 (13), and Russow was 31 years old and with a record of 9-1 (8). Guida lost the fight via 1st-round submission.
On December 9, 2006 Jason Guida faced off against Travis Wiuff in a heavyweight bout at age 29. He was coming in with a record of 15-17 (11), and Wiuff was 28 years old and with a record of 42-9 (28). Guida lost the fight via 3-round unanimous decision.
On November 11, 2006 Jason Guida faced off against Terry Martin in a light-heavyweight bout at age 29. He was coming in with a record of 15-16 (11), and Martin was 26 years old and with a record of 13-3 (12). Guida lost the fight via 3rd-round KO.
On July 28, 2006 Jason Guida faced off against Alex Stiebling in a light-heavyweight bout at age 28. He was coming in with a record of 14-15 (11), and Stiebling was 29 years old and with a record of 17-8-1 (14). Guida lost the fight via 3-round split decision.
On June 10, 2006 Jason Guida faced off against Marvin Eastman in a light-heavyweight bout at age 28. He was coming in with a record of 14-14 (11), and Eastman was 35 years old and with a record of 12-6 (6). Guida lost the fight via 5-round unanimous decision.
On January 13, 2006 Jason Guida faced off against Vernon White in a middleweight bout at age 28. He was coming in with a record of 10-13 (8), and White was 35 years old and with a record of 23-26-2 (16). Guida lost the fight via 1st-round TKO.
On December 17, 2005 Jason Guida faced off against Adam Maciejewski in a middleweight bout at age 28. He was coming in with a record of 10-12 (8). Guida lost the fight via 3-round split decision.
On December 10, 2005 Jason Guida faced off against Thales Leites in a middleweight bout at age 28. He was coming in with a record of 10-11 (8), and Leites was 24 years old and with a record of 6-0 (6). Guida lost the fight via 1st-round submission.
On September 10, 2005 Jason Guida faced off against Damir Mirenic in a middleweight bout at age 28. He was coming in with a record of 9-10 (7). Guida lost the fight via 3-round unanimous decision.
On September 10, 2005 Jason Guida faced off against Jacek Buczko in a middleweight bout at age 28. He was coming in with a record of 9-9 (7). Guida lost the fight via 3-round unanimous decision.
On June 25, 2005 Jason Guida faced off against Eric Schafer in a middleweight bout at age 27. He was coming in with a record of 7-8 (5), and Schafer was 27 years old and with a record of 4-1-2 (2). Guida lost the fight via 1st-round submission.
On December 17, 2004 Jason Guida faced off against Jorge Ortiz in a middleweight bout at age 27. He was coming in with a record of 3-7 (2), and Ortiz was 28 years old and with a record of 7-1 (7). Guida lost the fight via 3-round split decision.
On November 6, 2004 Jason Guida faced off against Tom Murphy in a middleweight bout at age 27. He was coming in with a record of 2-6 (2). Guida lost the fight via 3rd-round TKO.
On June 26, 2004 Jason Guida faced off against Rory Markham in a middleweight bout at age 26. He was coming in with a record of 0-5 (0), and Markham was 22 years old and with a record of 1-1 (1). Guida lost the fight via 2nd-round submission.
On March 14, 2004 Jason Guida faced off against Steve Evan-Dau in a middleweight bout at age 26. He was coming in with a record of 0-4 (0). Guida lost the fight via 2nd-round TKO.
On March 7, 2004 Jason Guida faced off against Nate Homme in a middleweight bout at age 26. He was coming in with a record of 0-3 (0). Guida lost the fight via 3rd-round submission.
On November 22, 2003 Jason Guida faced off against Jason Veach in a middleweight bout at age 26. He was coming in with a record of 0-2 (0). Guida lost the fight via 1st-round TKO.
On July 26, 2003 Jason Guida faced off against Adrian Serrano at age 25. He was coming in with a record of 0-1 (0). Guida lost the fight via 3-round unanimous decision.