Jarvis "J. J." Greer Jr. (born February 4, 1991) is an American soccer player who plays as a defender.
Greer played five years of college soccer at the University of Memphis between 2009 and 2013. While at college, Greer also appeared for USL PDL club's Mississippi Brilla and Portland Timbers U23s.
Greer signed with USL Pro club Charlotte Eagles on March 7, 2014.
Greer signed with USL Pro's Colorado Springs Switchbacks on January 29, 2015.
Greer signed with Phoenix Rising FC on November 15, 2016.