John Alessio has 17 losses against 17 opponents on his MMA record. For a list of Alessio's best fights, refer to "Best fights of John Alessio".
On September 27, 2013 John Alessio faced off against Will Brooks in a lightweight bout at age 34. He was coming in with a record of 34-17 (27), and Brooks was 26 years old and with a record of 10-1 (8). Alessio lost the fight via 3-round unanimous decision.
On July 7, 2012 John Alessio faced off against Shane Roller in a lightweight bout at age 33. He was coming in with a record of 34-16 (27), and Roller was 32 years old and with a record of 10-6 (9). Alessio lost the fight via 3-round unanimous decision.
On April 21, 2012 John Alessio faced off against Mark Bocek in a lightweight bout at age 32. He was coming in with a record of 34-15 (27), and Bocek was 30 years old and with a record of 10-4 (8). Alessio lost the fight via 3-round unanimous decision.
On March 19, 2011 John Alessio faced off against Siyar Bahadurzada in a welterweight bout at age 31. He was coming in with a record of 31-14 (26), and Bahadurzada was 26 years old and with a record of 18-4-1 (14). Alessio lost the fight via 1st-round TKO.
On April 5, 2009 John Alessio faced off against André Galvão in a welterweight bout at age 29. He was coming in with a record of 24-13 (19), and Galvão was 26 years old and with a record of 2-0 (2). Alessio lost the fight via 1st-round submission.
On December 5, 2008 John Alessio faced off against Paul Daley in a welterweight bout at age 29. He was coming in with a record of 24-12 (19), and Daley was 25 years old and with a record of 17-7-2 (14). Alessio lost the fight via 2nd-round KO.
On March 26, 2008 John Alessio faced off against Brock Larson in a welterweight bout at age 28. He was coming in with a record of 22-11 (17), and Larson was 30 years old and with a record of 25-2 (23). Alessio lost the fight via 1-round disqualification.
On March 24, 2007 John Alessio fought Carlos Condit in a welterweight title fight for Condit's WEC Championship title. Alessio was 27 years old and with a record of 19-10 (16), and Condit was 22 years old and with a record of 19-4 (19). Alessio lost the fight via 2nd-round submission.
On October 10, 2006 John Alessio faced off against Thiago Alves in a welterweight bout at age 27. He was coming in with a record of 18-9 (15), and Alves was 23 years old and with a record of 10-5 (7). Alessio lost the fight via 3-round unanimous decision.
On May 27, 2006 John Alessio faced off against Diego Sanchez in a welterweight bout at age 26. He was coming in with a record of 17-8 (14), and Sanchez was 24 years old and with a record of 14-0 (12). Alessio lost the fight via 3-round unanimous decision.
On November 26, 2004 John Alessio faced off against Jonathan Goulet in a welterweight bout at age 25. He was coming in with a record of 15-7 (12), and Goulet was 25 years old and with a record of 10-5 (9). Alessio lost the fight via 3-round split decision.
On January 25, 2003 John Alessio faced off against Jason Black in a welterweight bout at age 23. He was coming in with a record of 13-6 (11), and Black was 30 years old and with a record of 15-0-1 (10). Alessio lost the fight via 3-round split decision.
On November 14, 2000 John Alessio faced off against Joe Doerksen in a welterweight bout at age 21. He was coming in with a record of 7-5 (5), and Doerksen was 23 years old and with a record of 12-2 (12). Alessio lost the fight via 2nd-round submission.
On June 9, 2000 John Alessio fought Pat Miletich in a welterweight title fight for Miletich's UFC Championship title. Alessio was 20 years old and with a record of 7-4 (5), and Miletich was 32 years old and with a record of 25-3-2 (19). Alessio lost the fight via 2nd-round submission.
On December 7, 1999 John Alessio faced off against Egan Inoue at age 20. He was coming in with a record of 5-3 (3), and Inoue was 34 years old and with a record of 6-5 (5). Alessio lost the fight via 1st-round submission.
On October 25, 1999 John Alessio faced off against Kousei Kubota at age 20. He was coming in with a record of 4-2 (3). Alessio lost the fight via 1st-round submission.
On April 24, 1999 John Alessio faced off against David Harris at age 19. He was coming in with a record of 2-1 (2). Alessio lost the fight via 1st-round submission.