<Tr> <Td_colspan="6"> Jones was stripped of the interim title on November 9, 2016, due to his 1 - year suspension related to a failed pre-fight drug test . </Td> </Tr> <Tr> <Td_colspan="6"> Jones won the title at UFC 214 on July 29, 2017, but was stripped on September 13, 2017, after his win was overturned to a no - contest due to a failed pre-fight drug test . Cormier was then reinstated as champion . </Td> </Tr> <P> 171 to 185 lb (77 to 84 kg) The Pride World Welterweight Title (183 lb) was unified with the UFC Middleweight Title on March 1, 2008, when Anderson Silva defeated Dan Henderson at UFC 82 . </P> <Table> <Tr> <Th> No . </Th> <Th> Name </Th> <Th> Event </Th> <Th> Date </Th> <Th> Reign </Th> <Th> Defenses </Th> </Tr> <Tr> <Th> </Th> <Td> Dave Menne def . Gil Castillo </Td> <Td> UFC 33 Las Vegas, NV, US </Td> <Td> Sep 28, 2001 </Td> <Td> 105 days </Td> <Td> </Td> </Tr> <Tr> <Th> </Th> <Td> Murilo Bustamante </Td> <Td> UFC 35 Las Vegas, NV, US </Td> <Td> Jan 11, 2002 </Td> <Td> 267 days </Td> <Td> <P> 1 . def . Matt Lindland at UFC 37 on May 10, 2002 </P> </Td> </Tr> <Tr> <Td_colspan="6"> Bustamante was stripped of the title on October 5, 2002 when he left the UFC for Pride . </Td> </Tr> <Tr> <Th> </Th> <Td> Evan Tanner def . David Terrell </Td> <Td> UFC 51 Las Vegas, NV, US </Td> <Td> Feb 5, 2005 </Td> <Td> 119 days </Td> <Td> </Td> </Tr> <Tr> <Th> </Th> <Td> Rich Franklin </Td> <Td> UFC 53 Atlantic City, NJ, US </Td> <Td> Jun 4, 2005 </Td> <Td> 497 days </Td> <Td> <P> 1 . def. Nate Quarry at UFC 56 on Nov 19, 2005 2 . def . David Loiseau at UFC 58 on Mar 4, 2006 </P> </Td> </Tr> <Tr> <Th> 5 </Th> <Td> Anderson Silva </Td> <Td> UFC 64 Las Vegas, NV, US </Td> <Td> Oct 14, 2006 </Td> <Td> 2,457 days </Td> <Td> <P> 1 . def. Nate Marquardt at UFC 73 on Jul 7, 2007 2 . def . Rich Franklin at UFC 77 on Oct 20, 2007 3 . def. Dan Henderson at UFC 82 on Mar 1, 2008 4 . def . Patrick Côté at UFC 90 on Oct 25, 2008 5 . def . Thales Leites at UFC 97 on Apr 18, 2009 6 . def . Demian Maia at UFC 112 on Apr 10, 2010 7 . def . Chael Sonnen at UFC 117 on Aug 7, 2010 8 . def . Vitor Belfort at UFC 126 on Feb 5, 2011 9 . def . Yushin Okami at UFC 134 on Aug 27, 2011 10 . def . Chael Sonnen at UFC 148 on Jul 7, 2012 </P> </Td> </Tr> <Tr> <Th> 6 </Th> <Td> Chris Weidman </Td> <Td> UFC 162 Las Vegas, NV, US </Td> <Td> Jul 6, 2013 </Td> <Td> 888 days </Td> <Td> <P> 1 . def . Anderson Silva at UFC 168 on Dec 28, 2013 2 . def . Lyoto Machida at UFC 175 on Jul 5, 2014 3 . def . Vitor Belfort at UFC 187 on May 23, 2015 </P> </Td> </Tr> <Tr> <Th> 7 </Th> <Td> Luke Rockhold </Td> <Td> UFC 194 Las Vegas, NV, US </Td> <Td> Dec 12, 2015 </Td> <Td> 175 days </Td> <Td> </Td> </Tr> <Tr> <Th> 8 </Th> <Td> Michael Bisping </Td> <Td> UFC 199 Inglewood, CA, US </Td> <Td> Jun 4, 2016 </Td> <Td> 518 days </Td> <Td> <P> 1 . def. Dan Henderson at UFC 204 on Oct 8, 2016 </P> </Td> </Tr> <Tr> <Th> - </Th> <Td> Robert Whittaker def . Yoel Romero for interim title </Td> <Td> UFC 213 Las Vegas, NV, US </Td> <Td> Jul 8, 2017 </Td> <Td>--</Td> <Td> </Td> </Tr> <Tr> <Th> 9 </Th> <Td> Georges St - Pierre </Td> <Td> UFC 217 New York City, NY, US </Td> <Td> Nov 4, 2017 </Td> <Td> 33 days </Td> <Td> </Td> </Tr> <Tr> <Td_colspan="6"> St - Pierre vacated the title on December 7, 2017, due to suffering from ulcerative colitis . </Td> </Tr> <Tr> <Th> 10 </Th> <Td> Robert Whittaker promoted to undisputed champion </Td> <Td>--</Td> <Td> Dec 7, 2017 </Td> <Td> 133 days (incumbent) </Td> <Td> </Td> </Tr> </Table>

Who is the ufc heavyweight champion of 2017