Leon Jefferson v Cass Sigmon - Boys team sparring eliminations - 2009 NBL Supergrands
Leon Jefferson v Cass Sigmon - Men's Team Sparring - 2012 New England Open
Leon Jefferson v Cass Sigmon - Boys SuperHW continuous sparring (N-98) - 2009 NBL Supergrands
Cass Sigmon v Leon Jefferson - Boys SuperHW Continuous sparring - 2009 NBL Supergrands
Leon Jefferson v Ross Levine Heavyweight Grands New England Open 2013
2015 Pan American Intls Leon Jefferson v Carlos Cataya Mens Sparring
Zsolt Moradi v Leon Jefferson - Compete Nationals 2013 - Men's Team Sparring
Cass Sigmon v Kyle Richards - Men's Team Sparring - 2012 New England Open
Kevin Braxton v Leon Jefferson - Men's Team Sparring - 2012 New England Open
Greg Betlach v Leon Jefferson - Men's LtHeavy Sparring - 2012 New England Open
Unknown vs Cass Sigmon Men's Sparring at New England Open 2012
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
Greg Betlach vs Leon Jefferson Men's Sparring at New England Open 2012
Leon Jefferson vs Kodaq Wray Men's Semi Final Fighting Grands at New England Open 2012
Jason Bourelly VS Leon Jefferson -Point Fighting
Leon Jefferson v Jack Felton - 2011 Golden Gate Internationals
Leon Jefferson @ Gathering of Champions October 15, 2016
Leon Jefferson vs Ross Levine Men's Fighting Overall Grands at New England Open 2012
Unknown vs Leon Jefferson Men's Sparring at New England Open 2012
