<Tr> <Td> By knockout </Td> <Td> 27 </Td> <Td> 0 </Td> </Tr> <Tr> <Td> By decision </Td> <Td> 23 </Td> <Td> 0 </Td> </Tr> <Table> <Tr> <Th> No . </Th> <Th> Result </Th> <Th> Record </Th> <Th> Opponent </Th> <Th> Type </Th> <Th> Round, time </Th> <Th> Date </Th> <Th> Location </Th> <Th> Notes </Th> </Tr> <Tr> <Td> 50 </Td> <Td> Win </Td> <Td> 50--0 </Td> <Td> Conor McGregor </Td> <Td> TKO </Td> <Td> 10 (12), 1: 05 </Td> <Td> Aug 26, 2017 </Td> <Td> T - Mobile Arena, Paradise, Nevada, U.S. </Td> <Td> </Td> </Tr> <Tr> <Td> 49 </Td> <Td> Win </Td> <Td> 49--0 </Td> <Td> Andre Berto </Td> <Td> UD </Td> <Td> 12 </Td> <Td> Sep 12, 2015 </Td> <Td> MGM Grand Garden Arena, Paradise, Nevada, U.S. </Td> <Td> Retained WBA (Super), WBC, The Ring, and lineal welterweight titles </Td> </Tr> <Tr> <Td> 48 </Td> <Td> Win </Td> <Td> 48--0 </Td> <Td> Manny Pacquiao </Td> <Td> UD </Td> <Td> 12 </Td> <Td> May 2, 2015 </Td> <Td> MGM Grand Garden Arena, Paradise, Nevada, U.S. </Td> <Td> Retained WBA (Super), WBC, The Ring, and lineal welterweight titles; Won WBO welterweight title </Td> </Tr> <Tr> <Td> 47 </Td> <Td> Win </Td> <Td> 47--0 </Td> <Td> Marcos Maidana </Td> <Td> UD </Td> <Td> 12 </Td> <Td> Sep 13, 2014 </Td> <Td> MGM Grand Garden Arena, Paradise, Nevada, U.S. </Td> <Td> Retained WBA (Super), WBC, The Ring, and lineal welterweight titles; Retained WBC, The Ring, and lineal light middleweight titles </Td> </Tr> <Tr> <Td> 46 </Td> <Td> Win </Td> <Td> 46--0 </Td> <Td> Marcos Maidana </Td> <Td> MD </Td> <Td> 12 </Td> <Td> May 3, 2014 </Td> <Td> MGM Grand Garden Arena, Paradise, Nevada, U.S. </Td> <Td> Retained WBC, The Ring, and lineal welterweight titles; Won WBA (Super) welterweight title </Td> </Tr> <Tr> <Td> 45 </Td> <Td> Win </Td> <Td> 45--0 </Td> <Td> Canelo Álvarez </Td> <Td> MD </Td> <Td> 12 </Td> <Td> Sep 14, 2013 </Td> <Td> MGM Grand Garden Arena, Paradise, Nevada, U.S. </Td> <Td> Retained WBA (Super) light middleweight title; Won WBC, The Ring, and vacant lineal light middleweight titles </Td> </Tr> <Tr> <Td> 44 </Td> <Td> Win </Td> <Td> 44--0 </Td> <Td> Robert Guerrero </Td> <Td> UD </Td> <Td> 12 </Td> <Td> May 4, 2013 </Td> <Td> MGM Grand Garden Arena, Paradise, Nevada, U.S. </Td> <Td> Retained WBC and lineal welterweight titles; Won vacant The Ring welterweight title </Td> </Tr> <Tr> <Td> 43 </Td> <Td> Win </Td> <Td> 43--0 </Td> <Td> Miguel Cotto </Td> <Td> UD </Td> <Td> 12 </Td> <Td> May 5, 2012 </Td> <Td> MGM Grand Garden Arena, Paradise, Nevada, U.S. </Td> <Td> Won WBA (Super) light middleweight title </Td> </Tr> <Tr> <Td> 42 </Td> <Td> Win </Td> <Td> 42--0 </Td> <Td> Victor Ortiz </Td> <Td> KO </Td> <Td> 4 (12), 2: 59 </Td> <Td> Sep 17, 2011 </Td> <Td> MGM Grand Garden Arena, Paradise, Nevada, U.S. </Td> <Td> Retained lineal welterweight title; Won WBC welterweight title </Td> </Tr> <Tr> <Td> 41 </Td> <Td> Win </Td> <Td> 41--0 </Td> <Td> Shane Mosley </Td> <Td> UD </Td> <Td> 12 </Td> <Td> May 1, 2010 </Td> <Td> MGM Grand Garden Arena, Paradise, Nevada, U.S. </Td> <Td> Won lineal welterweight title </Td> </Tr> <Tr> <Td> 40 </Td> <Td> Win </Td> <Td> 40--0 </Td> <Td> Juan Manuel Márquez </Td> <Td> UD </Td> <Td> 12 </Td> <Td> Sep 19, 2009 </Td> <Td> MGM Grand Garden Arena, Paradise, Nevada, U.S. </Td> <Td> </Td> </Tr> <Tr> <Td> 39 </Td> <Td> Win </Td> <Td> 39--0 </Td> <Td> Ricky Hatton </Td> <Td> TKO </Td> <Td> 10 (12), 1: 35 </Td> <Td> Dec 8, 2007 </Td> <Td> MGM Grand Garden Arena, Paradise, Nevada, U.S. </Td> <Td> Retained WBC, The Ring, and lineal welterweight titles </Td> </Tr> <Tr> <Td> 38 </Td> <Td> Win </Td> <Td> 38--0 </Td> <Td> Oscar De La Hoya </Td> <Td> SD </Td> <Td> 12 </Td> <Td> May 5, 2007 </Td> <Td> MGM Grand Garden Arena, Paradise, Nevada, U.S. </Td> <Td> Won WBC light middleweight title </Td> </Tr> <Tr> <Td> 37 </Td> <Td> Win </Td> <Td> 37--0 </Td> <Td> Carlos Baldomir </Td> <Td> UD </Td> <Td> 12 </Td> <Td> Nov 4, 2006 </Td> <Td> Mandalay Bay Events Center, Paradise, Nevada, U.S. </Td> <Td> Retained IBO welterweight title; Won WBC, IBA, The Ring, and lineal welterweight titles </Td> </Tr> <Tr> <Td> 36 </Td> <Td> Win </Td> <Td> 36--0 </Td> <Td> Zab Judah </Td> <Td> UD </Td> <Td> 12 </Td> <Td> Apr 8, 2006 </Td> <Td> Thomas & Mack Center, Paradise, Nevada, U.S. </Td> <Td> Won IBF and vacant IBO welterweight titles </Td> </Tr> <Tr> <Td> 35 </Td> <Td> Win </Td> <Td> 35--0 </Td> <Td> Sharmba Mitchell </Td> <Td> TKO </Td> <Td> 6 (12), 2: 06 </Td> <Td> Nov 19, 2005 </Td> <Td> Rose Garden, Portland, Oregon, U.S. </Td> <Td> </Td> </Tr> <Tr> <Td> 34 </Td> <Td> Win </Td> <Td> 34--0 </Td> <Td> Arturo Gatti </Td> <Td> RTD </Td> <Td> 6 (12), 3: 00 </Td> <Td> Jun 25, 2005 </Td> <Td> Boardwalk Hall, Atlantic City, New Jersey, U.S. </Td> <Td> Won WBC super lightweight title </Td> </Tr> <Tr> <Td> 33 </Td> <Td> Win </Td> <Td> 33--0 </Td> <Td> Henry Bruseles </Td> <Td> TKO </Td> <Td> 8 (12), 2: 55 </Td> <Td> Jan 22, 2005 </Td> <Td> American Airlines Arena, Miami, Florida, U.S. </Td> <Td> </Td> </Tr> <Tr> <Td> 32 </Td> <Td> Win </Td> <Td> 32--0 </Td> <Td> DeMarcus Corley </Td> <Td> UD </Td> <Td> 12 </Td> <Td> May 22, 2004 </Td> <Td> Boardwalk Hall, Atlantic City, New Jersey, U.S. </Td> <Td> </Td> </Tr> <Tr> <Td> 31 </Td> <Td> Win </Td> <Td> 31--0 </Td> <Td> Phillip N'dou </Td> <Td> TKO </Td> <Td> 7 (12), 1: 08 </Td> <Td> Nov 1, 2003 </Td> <Td> Van Andel Arena, Grand Rapids, Michigan, U.S. </Td> <Td> Retained WBC, The Ring, and lineal lightweight titles </Td> </Tr> <Tr> <Td> 30 </Td> <Td> Win </Td> <Td> 30--0 </Td> <Td> Victoriano Sosa </Td> <Td> UD </Td> <Td> 12 </Td> <Td> Apr 19, 2003 </Td> <Td> Selland Arena, Fresno, California, U.S. </Td> <Td> Retained WBC, The Ring, and lineal lightweight titles </Td> </Tr> <Tr> <Td> 29 </Td> <Td> Win </Td> <Td> 29--0 </Td> <Td> José Luis Castillo </Td> <Td> UD </Td> <Td> 12 </Td> <Td> Dec 7, 2002 </Td> <Td> Mandalay Bay Events Center, Paradise, Nevada, U.S. </Td> <Td> Retained WBC, The Ring, and lineal lightweight titles </Td> </Tr> <Tr> <Td> 28 </Td> <Td> Win </Td> <Td> 28--0 </Td> <Td> José Luis Castillo </Td> <Td> UD </Td> <Td> 12 </Td> <Td> Apr 20, 2002 </Td> <Td> MGM Grand Garden Arena, Paradise, Nevada, U.S. </Td> <Td> Won WBC, vacant The Ring and lineal lightweight titles </Td> </Tr> <Tr> <Td> 27 </Td> <Td> Win </Td> <Td> 27--0 </Td> <Td> Jesús Chávez </Td> <Td> RTD </Td> <Td> 9 (12), 3: 00 </Td> <Td> Nov 10, 2001 </Td> <Td> Bill Graham Civic Auditorium, San Francisco, California, U.S. </Td> <Td> Retained WBC and lineal super featherweight titles </Td> </Tr> <Tr> <Td> 26 </Td> <Td> Win </Td> <Td> 26--0 </Td> <Td> Carlos Hernández </Td> <Td> UD </Td> <Td> 12 </Td> <Td> May 26, 2001 </Td> <Td> Van Andel Arena, Grand Rapids, Michigan, U.S. </Td> <Td> Retained WBC and lineal super featherweight titles </Td> </Tr> <Tr> <Td> 25 </Td> <Td> Win </Td> <Td> 25--0 </Td> <Td> Diego Corrales </Td> <Td> TKO </Td> <Td> 10 (12), 2: 19 </Td> <Td> Jan 20, 2001 </Td> <Td> MGM Grand Garden Arena, Paradise, Nevada, U.S. </Td> <Td> Retained WBC and lineal super featherweight titles </Td> </Tr> <Tr> <Td> 24 </Td> <Td> Win </Td> <Td> 24--0 </Td> <Td> Emanuel Augustus </Td> <Td> TKO </Td> <Td> 9 (10), 1: 06 </Td> <Td> Oct 21, 2000 </Td> <Td> Cobo Hall, Detroit, Michigan, U.S. </Td> <Td> </Td> </Tr> <Tr> <Td> 23 </Td> <Td> Win </Td> <Td> 23--0 </Td> <Td> Gregorio Vargas </Td> <Td> UD </Td> <Td> 12 </Td> <Td> Mar 18, 2000 </Td> <Td> MGM Grand Garden Arena, Paradise, Nevada, U.S. </Td> <Td> Retained WBC and lineal super featherweight titles </Td> </Tr> <Tr> <Td> 22 </Td> <Td> Win </Td> <Td> 22--0 </Td> <Td> Carlos Gerena </Td> <Td> RTD </Td> <Td> 7 (12), 3: 00 </Td> <Td> Sep 11, 1999 </Td> <Td> Mandalay Bay Events Center, Paradise, Nevada, U.S. </Td> <Td> Retained WBC and lineal super featherweight titles </Td> </Tr> <Tr> <Td> 21 </Td> <Td> Win </Td> <Td> 21--0 </Td> <Td> Justin Juuko </Td> <Td> KO </Td> <Td> 9 (12), 1: 20 </Td> <Td> May 22, 1999 </Td> <Td> Mandalay Bay Events Center, Paradise, Nevada, U.S. </Td> <Td> Retained WBC and lineal super featherweight titles </Td> </Tr> <Tr> <Td> 20 </Td> <Td> Win </Td> <Td> 20--0 </Td> <Td> Carlos Rios </Td> <Td> UD </Td> <Td> 12 </Td> <Td> Feb 17, 1999 </Td> <Td> Van Andel Arena, Grand Rapids, Michigan, U.S. </Td> <Td> Retained WBC and lineal super featherweight titles </Td> </Tr> <Tr> <Td> 19 </Td> <Td> Win </Td> <Td> 19--0 </Td> <Td> Angel Manfredy </Td> <Td> TKO </Td> <Td> 2 (12), 2: 47 </Td> <Td> Dec 19, 1998 </Td> <Td> Miccosukee Resort and Gaming, Miami, Florida, U.S. </Td> <Td> Retained WBC and lineal super featherweight titles </Td> </Tr> <Tr> <Td> 18 </Td> <Td> Win </Td> <Td> 18--0 </Td> <Td> Genaro Hernández </Td> <Td> RTD </Td> <Td> 8 (12), 3: 00 </Td> <Td> Oct 3, 1998 </Td> <Td> Las Vegas Hilton, Winchester, Nevada, U.S. </Td> <Td> Won WBC and lineal super featherweight titles </Td> </Tr> <Tr> <Td> 17 </Td> <Td> Win </Td> <Td> 17--0 </Td> <Td> Tony Pep </Td> <Td> UD </Td> <Td> 10 </Td> <Td> Jun 14, 1998 </Td> <Td> Etess Arena, Atlantic City, New Jersey, U.S. </Td> <Td> </Td> </Tr> <Tr> <Td> 16 </Td> <Td> Win </Td> <Td> 16--0 </Td> <Td> Gustavo Cuello </Td> <Td> UD </Td> <Td> 10 </Td> <Td> Apr 18, 1998 </Td> <Td> Grand Olympic Auditorium, Los Angeles, California, U.S. </Td> <Td> </Td> </Tr> <Tr> <Td> 15 </Td> <Td> Win </Td> <Td> 15--0 </Td> <Td> Miguel Melo </Td> <Td> TKO </Td> <Td> 3 (10), 2: 30 </Td> <Td> Mar 23, 1998 </Td> <Td> Foxwoods Resort Casino, Ledyard, Connecticut, U.S. </Td> <Td> </Td> </Tr> <Tr> <Td> 14 </Td> <Td> Win </Td> <Td> 14--0 </Td> <Td> Sam Girard </Td> <Td> KO </Td> <Td> 2 (10), 2: 47 </Td> <Td> Feb 28, 1998 </Td> <Td> Bally's, Atlantic City, New Jersey, U.S. </Td> <Td> </Td> </Tr> <Tr> <Td> 13 </Td> <Td> Win </Td> <Td> 13--0 </Td> <Td> Hector Arroyo </Td> <Td> TKO </Td> <Td> 5 (10), 1: 21 </Td> <Td> Jan 9, 1998 </Td> <Td> Grand Casino, Biloxi, Mississippi, U.S. </Td> <Td> </Td> </Tr> <Tr> <Td> 12 </Td> <Td> Win </Td> <Td> 12--0 </Td> <Td> Angelo Nuñez </Td> <Td> TKO </Td> <Td> 3 (8), 2: 42 </Td> <Td> Nov 20, 1997 </Td> <Td> Grand Olympic Auditorium, Los Angeles, California, U.S. </Td> <Td> </Td> </Tr> <Tr> <Td> 11 </Td> <Td> Win </Td> <Td> 11--0 </Td> <Td> Felipe Garcia </Td> <Td> KO </Td> <Td> 6 (8), 2: 56 </Td> <Td> Oct 14, 1997 </Td> <Td> Qwest Arena, Boise, Idaho, U.S. </Td> <Td> </Td> </Tr> <Tr> <Td> 10 </Td> <Td> Win </Td> <Td> 10--0 </Td> <Td> Louie Leija </Td> <Td> TKO </Td> <Td> 2 (10), 2: 33 </Td> <Td> Sep 6, 1997 </Td> <Td> County Coliseum, El Paso, Texas, U.S. </Td> <Td> </Td> </Tr> <Tr> <Td> 9 </Td> <Td> Win </Td> <Td> 9--0 </Td> <Td> Jesús Chávez </Td> <Td> TKO </Td> <Td> 5 (6), 2: 02 </Td> <Td> Jul 12, 1997 </Td> <Td> Grand Casino, Biloxi, Mississippi, U.S. </Td> <Td> </Td> </Tr> <Tr> <Td> 8 </Td> <Td> Win </Td> <Td> 8--0 </Td> <Td> Larry O'Shields </Td> <Td> UD </Td> <Td> 6 </Td> <Td> Jun 14, 1997 </Td> <Td> Alamodome, San Antonio, Texas, U.S. </Td> <Td> </Td> </Tr> <Tr> <Td> 7 </Td> <Td> Win </Td> <Td> 7--0 </Td> <Td> Tony Duran </Td> <Td> TKO </Td> <Td> 1 (6), 1: 12 </Td> <Td> May 9, 1997 </Td> <Td> The Orleans, Paradise, Nevada, U.S. </Td> <Td> </Td> </Tr> <Tr> <Td> 6 </Td> <Td> Win </Td> <Td> 6--0 </Td> <Td> Bobby Giepert </Td> <Td> TKO </Td> <Td> 1 (6), 1: 30 </Td> <Td> Apr 12, 1997 </Td> <Td> Thomas & Mack Center, Paradise, Nevada, U.S. </Td> <Td> </Td> </Tr> <Tr> <Td> 5 </Td> <Td> Win </Td> <Td> 5--0 </Td> <Td> Kino Rodriguez </Td> <Td> TKO </Td> <Td> 1 (6), 1: 44 </Td> <Td> Mar 12, 1997 </Td> <Td> DeltaPlex Arena, Walker, Michigan, U.S. </Td> <Td> </Td> </Tr> <Tr> <Td> </Td> <Td> Win </Td> <Td> 4--0 </Td> <Td> Edgar Ayala </Td> <Td> TKO </Td> <Td> 2 (4), 1: 39 </Td> <Td> Feb 1, 1997 </Td> <Td> Swiss Park Hall, Chula Vista, California, U.S. </Td> <Td> </Td> </Tr> <Tr> <Td> </Td> <Td> Win </Td> <Td> 3--0 </Td> <Td> Jerry Cooper </Td> <Td> TKO </Td> <Td> 1 (4), 1: 39 </Td> <Td> Jan 18, 1997 </Td> <Td> Thomas & Mack Center, Paradise, Nevada, U.S. </Td> <Td> </Td> </Tr> <Tr> <Td> </Td> <Td> Win </Td> <Td> 2--0 </Td> <Td> Reggie Sanders </Td> <Td> UD </Td> <Td> </Td> <Td> Nov 30, 1996 </Td> <Td> Tingley Coliseum, Albuquerque, New Mexico, U.S. </Td> <Td> </Td> </Tr> <Tr> <Td> </Td> <Td> Win </Td> <Td> 1--0 </Td> <Td> Roberto Apodaca </Td> <Td> TKO </Td> <Td> 2 (4), 0: 37 </Td> <Td> Oct 11, 1996 </Td> <Td> Texas Station, North Las Vegas, Nevada, U.S. </Td> <Td> </Td> </Tr> </Table> <Tr> <Th> No . </Th> <Th> Result </Th> <Th> Record </Th> <Th> Opponent </Th> <Th> Type </Th> <Th> Round, time </Th> <Th> Date </Th> <Th> Location </Th> <Th> Notes </Th> </Tr>

How long has it been since mayweather's last fight
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