Leon Jefferson vs Alex Arceo Men's Sparring at New England Open 2012
Leon Jefferson vs. Alex Arceo - 2009 NBL Supergrands
Alex Arceo v Leon Jefferson - 16-17 M pt spar (N-67) - 2009 NBL Supergrands finals
Leon Jefferson vs Alex Arceo at Sin City Rumble 2012
Alex Arceo Vs. Leon Jefferson - Point Sparring - Battle Of The Champions 2009
Greg Betlach vs Leon Jefferson Men's Sparring at New England Open 2012
Leon Jefferson Vs. Jose Lara - Continuous Sparring - Battle Of The Champions 2009
Unknown vs Leon Jefferson Men's Sparring at New England Open 2012
2010 NBL Supergrands - Leon Jefferson v David Marquez
Joe Boone v Alex Arceo - Men's Middleweight Sparring - 2012 New England Open
Greg Betlach v Leon Jefferson - Men's LtHeavy Sparring - 2012 New England Open
Leon Jefferson v Greg Betlach - Men's Sparring - 2012 Compete Nationals
Leon Jefferson v Michael Jefferson WAKO North American Open 2016
Kyle Richards v Alex Arceo - Men's Team Sparring - 2012 Golden Gate Internationals
Leon Jefferson v Jack Felton - 2011 Golden Gate Internationals
2015 Pan American Intls Leon Jefferson v Carlos Cataya Mens Sparring
Miguel Soto v Leon Jefferson - World Team Sparring Finals - 2009 NBL Supergrands
Leon Jefferson vs. Jack Felton - 2011 Golden Gate Intl's
Leon Jefferson v Ross Levine Heavyweight Grands New England Open 2013
Ross Levine v Leon Jefferson - Men's Sparring Grand Championship - 2012 New England Open
Ross Levine v Leon Jefferson - WAKO Fighting - 2012 New England Open
Valentin Mendoza v Leon Jefferson - Boys superheavy continuous sparring - 2009 NBL Supergrands
Leon Jefferson vs Ross Levine at New England Open 2013
Leon Jefferson v Cass Sigmon - Boys team sparring eliminations - 2009 NBL Supergrands
Jamal Albini vs Leon Jefferson
