2001-2002 Dave Menne
On September 28, 2001 Menne beats Gil Castillo to become the first ever UFC Middleweight Champion
2002-2003 Murilo Bustamante
On January 11, 2001 at UFC 35 Bustamante would beat Menne and then take the lineage over to Pride FC
2003-2006 Dan Henderson
On November 9, 2003 Henderson knocks out Bustamante to win the lineage
2006 Kazuo Misaki
On August 26, 2006 Misaki would upset Henderson giving him his first middleweight loss
2006-2008 Paulo Filho
On November 5, 2006 Filho submits Misaki to gain the middleweight lineage
2008-2009 Chael Sonnen
On November 5, 2008 The American Gangster reigns supreme over then unbeaten Filho
2009 Demian Maia
On February 21, 2009 Sonnen returns to the UFC unsuccessfully, getting submitted by Maia
2009-2010 Nate Marquardt
On August 29, 2009 Marquardt knocks out Maia in under 30 seconds to claim the middleweight lineage
2010 Chael Sonnen
On February 6, 2010 The American Gangster is officially born by upsetting Marquardt
2010-2013 Anderson Silva
On August 7, 2010 The middleweight g.o.a.t. submits Sonnen out of nowhere to gain the lineage
2013-present Chris Weidman
On July 6, 2013 Weidman shuts up his critics by knocking out the spider