Melvin Guillard

Melvin Guillard

32-18-2

About

Louisiana lightweight known as 'The Young Assassin' who rose to UFC stardom in the late 2000s with highlight-reel knockouts, then endured a long career decline before retiring in 2025.

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Melvin Guillard, nicknamed 'The Young Assassin,' emerged as one of the UFC's most explosive lightweights in the late 2000s after appearing on The Ultimate Fighter 2. Born and raised in Louisiana, Guillard was a state wrestling champion before transitioning to mixed martial arts, and he brought that wrestling pedigree along with flashy, high-volume striking that made him a fan favorite. Between 2008 and 2011, he strung together eight wins in nine fights, earning three Knockout of the Night bonuses for spectacular finishes over Dennis Siver, Evan Dunham, and Mac Danzig. The highlight-reel power and willingness to engage made him a legitimate lightweight contender on the cusp of a title shot.

But Guillard hit a wall in 2011 when he encountered elite submission specialists. Joe Lauzon caught him with a rear-naked choke after a counter hook stunned him, and Jim Miller submitted him in the first round of what was supposed to be a showcase main event. A loss to Donald Cerrone in 2012, followed by a controversial split decision to Jamie Varner, signaled that his window was closing. Released by the UFC in 2014 after a loss to Michael Johnson, Guillard spent the next decade fighting for WSOF, Bellator, Rizin, and regional promotions, with limited success. He endured an 11-fight losing streak that stretched from 2014 to September 2025.

At age 42, Guillard snapped that streak with a 24-second TKO of Terry Wiggins at a Ragin FC event in his home state of Louisiana, ending his first winning move in over a decade. He immediately announced his retirement after 62 professional fights and more than 200 total bouts, dedicating his career to a late friend and telling young fighters to follow their dreams. Guillard's arc from exciting contender to veteran journeyman to elder fighter finally capturing one last victory embodies the long, uncertain tail of MMA careers, even for those who once looked destined for the top.

Why fans love Guillard

Exciting, explosive striking style with highlight-reel knockout power. Willingness to take risks and stay active on the feet. Journeyman veteran who persevered through a brutal losing streak and retired on his own terms at home in Louisiana with a final victory.

Why some fans hate Guillard

Bad losses to submission specialists after being stunned (Lauzon, Miller, Clementi). Split decision to Jamie Varner in a pivotal fight. Missed weight for Justin Gaethje title shot at WSOF and later tested positive for a banned substance (Bellator 159), resulting in a one-year suspension. Perceived as a gatekeeper in his later UFC run rather than a title threat.

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RATINGMY RATING
Bellator 149Fri, Feb 19, 2016
DerekCampos
DC
vs
Melvin Guillard
MelvinGuillard
FN Gustafsson vs ManuwaSat, Mar 8, 2014
7.0
(1)
MichaelJohnson
Michael Johnson
vs
Melvin Guillard
MelvinGuillard
FN Machida vs MunozSat, Oct 26, 2013
RossPearson
Ross Pearson
vs
Melvin Guillard
MelvinGuillard
FN Johnson vs MoragaSat, Jul 27, 2013
MelvinGuillard
Melvin Guillard
vs
Mac Danzig
MacDanzig
UFC 155Sat, Dec 29, 2012
6.0
(1)
MelvinGuillard
Melvin Guillard
vs
Jamie Varner
JamieVarner
UFC 150Sat, Aug 11, 2012
8.6
(10)
DonaldCerrone
Donald Cerrone
vs
Melvin Guillard
MelvinGuillard
UFC 148Sat, Jul 7, 2012
5.0
(1)
MelvinGuillard
Melvin Guillard
vs
Fabricio Camoes
FabricioCamoes
FN Guillard vs MillerFri, Jan 20, 2012
7.0
(1)
JimMiller
Jim Miller
vs
Melvin Guillard
MelvinGuillard
UFC 136Sat, Oct 8, 2011
8.8
(13)
JoeLauzon
Joe Lauzon
vs
Melvin Guillard
MelvinGuillard
UFC 132Sat, Jul 2, 2011
7.0
(1)
MelvinGuillard
Melvin Guillard
vs
Shane Roller
ShaneRoller
Fight for the Troops 2Sat, Jan 22, 2011
8.0
(1)
MelvinGuillard
Melvin Guillard
vs
Evan Dunham
EvanDunham
UFC 119Sat, Sep 25, 2010
6.5
(2)
MelvinGuillard
Melvin Guillard
vs
Jeremy Stephens
JeremyStephens
UFC 114Sat, May 29, 2010
7.0
(1)
MelvinGuillard
Melvin Guillard
vs
Waylon Lowe
WaylonLowe
UFC 109Sat, Feb 6, 2010
MelvinGuillard
Melvin Guillard
vs
Ronys Torres
RonysTorres
FN Diaz vs GuillardWed, Sep 16, 2009
7.6
(9)1
NateDiaz
Nate Diaz
vs
Melvin Guillard
MelvinGuillard
TUF 9 FinaleSat, Jun 20, 2009
MelvinGuillard
Melvin Guillard
vs
Gleison Tibau
GleisonTibau
UFC 86Sat, Jul 5, 2008
MelvinGuillard
Melvin Guillard
vs
Dennis Siver
DennisSiver
UFC 79Sat, Dec 29, 2007
7.0
(1)
RichClementi
Rich Clementi
vs
Melvin Guillard
MelvinGuillard
FN Stevenson vs GuillardThu, Apr 5, 2007
JoeStevenson
Joe Stevenson
vs
Melvin Guillard
MelvinGuillard
UFC 63Sat, Sep 23, 2006
MelvinGuillard
Melvin Guillard
vs
Gabe Ruediger
GabeRuediger
UFC 60Sat, May 27, 2006
MelvinGuillard
Melvin Guillard
vs
Rick Davis
RickDavis
FN Sylvia vs SilvaMon, Jan 16, 2006
JoshNeer
Josh Neer
vs
Melvin Guillard
MelvinGuillard
TUF 2 FinaleSat, Nov 5, 2005
MelvinGuillard
Melvin Guillard
vs
Marcus Davis
MarcusDavis