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Edwin Rosario Record

Total Fights53
Title Wins4
Title Defenses3
Title-Fight KOs5
KO Wins40
KO Losses5
Edwin Rosario Record & Stats
Edwin Rosario's Record
Edwin Rosario's boxing record and career infographic

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      What is Edwin Rosario's boxing record?

      In a professional boxing career spanning 18 years and six months, Edwin Rosario fought 53 times with 47 wins and 6 losses.

      Rosario's boxing record after his last fight was 47-6, which included four world-title wins and three successful title defense fights at the lightweight weight division. He had a 75.5% knockouts-to-fights ratio with 40 of his total 53 fights being knockout wins, five of which were in title fights. Rosario suffered five knockout losses in his career, four of which were in title fights.

      His last fight was a 2nd round KO victory over Harold Bennett on September 25, 1997.

      Some of Rosario's best fights and notable victories include wins over Livingstone Bramble, Loreto Garza, Roberto Elizondo, Roger Brown, José Luis Ramírez, Ramiro Lozano, and Howard Davis Jr..

      53Sep 25, 199734Harold BennettWinKO2
      52Aug 23, 199734Sanford RicksWinKO8
      51Jul 17, 199734Roger FloresWinPTS
      50Jun 7, 199734Calvin MoodyWinDQ
      49May 22, 199734Maurice RobersonWinTKO4
      48Jan 30, 199329Frankie RandallLossTKO7
      47Aug 11, 199229George KellmanWinTKO5
      46Apr 10, 199229Akinobu HiranakaLoss *TKO1
      45Jun 14, 199128Loreto GarzaWin *TKO3
      44Aug 23, 199027Dwayne SwiftWinMD
      43Apr 4, 199027Juan NazarioLoss *RTD8
      42Jul 9, 198926Anthony JonesWin *TKO6
      41Mar 16, 198926Larry BensonWinRTD5
      40Feb 9, 198925Jesus GallardoWinTKO8
      39Oct 27, 198825Juan MinayaWinKO4
      38Sep 3, 198825Felipe AnguloWinTKO2
      37Aug 11, 198825Rafael GandarillaWinTKO3
      36Jul 31, 198825Javier CernaWinKO1
      35Jun 2, 198825Ramiro LozanoWinTKO3
      34Nov 21, 198724Julio César ChávezLoss *TKO11
      33Aug 11, 198724Juan NazarioWin *TKO8
      32Mar 7, 198723Roger BrownWinKO2
      31Sep 26, 198623Livingstone BrambleWin *KO2
      30Jun 13, 198623Hector CamachoLoss *SD
      29Dec 27, 198522Roque MontoyaWinKO7
      28Jun 16, 198522Frankie RandallWinPTS
      27Apr 15, 198522Alberto RamosWinKO2
      26Mar 13, 198521Eduardo ValdezWinTKO3
      25Nov 3, 198421José Luis RamírezLoss *TKO4
      24Jun 23, 198421Howard Davis Jr.Win *SD
      23Mar 17, 198421Roberto ElizondoWin *TKO1
      22May 1, 198320José Luis RamírezWin *UD
      21May 30, 198219Edwin ViruetWinTKO3
      20Mar 21, 198219Dennis QuimayousieWinTKO1
      19Jan 30, 198218Ezzard Charles AdamsWinKO3
      18Dec 10, 198118Ernesto HerreraWinKO3
      17Nov 14, 198118Roberto GarciaWinKO2
      16Sep 16, 198118James MartinezWinUD
      15Jul 18, 198118Rodrigo AguirreWinKO8
      14Jun 25, 198118Refugio RojasWinKO2
      13May 23, 198118Jose ResendezWinTKO6
      12Apr 10, 198118Tony TrisWinTKO4
      11Aug 22, 198017Javier FloresWinTKO9
      10Jul 7, 198017Jose Luis LaraWinTKO2
      9Mar 10, 198016Pascual PolancoWinTKO4
      8Feb 18, 198016Leopoldo FriasWinKO2
      7Sep 22, 197916Pancho MulettaWinKO2
      6Aug 1, 197916James SowellWinKO2
      5Jul 20, 197916Jose VillegasWinRTD5
      4May 12, 197916Julio MirandaWinKO4
      3Mar 27, 197916Enrique MaldonadoWinKO3
      2Mar 4, 197915Juan CaroWinKO1
      1Mar 3, 197915Jorge OrtegaWinKO2

      * World-title fight

      Boxing career

      Edwin Rosario (Chapo) was a Puerto Rican professional boxer. He was born in Toa Baja, Puerto Rico on March 15, 1963. He was a two-weight-class world champion. He died on December 1, 1997 at the age of 34 years. Rosario was inducted into the International Boxing Hall of Fame (IBHOF) in 2006. His professional boxing career spanned more than 18 years — from 1979 to 1997.

      Rosario made his professional boxing debut against Jorge Ortega at the age of 15 on March 3, 1979, defeating Ortega via 2nd round KO. He went on to win 23 more consecutive fights after the debut, which included 20 wins via stoppage.

      He had his first world title fight at the age of 20 on May 1, 1983 after 21 professional fights, against José Luis Ramírez for the lightweight WBC (vacant) title. He defeated Ramírez via 12 round unanimous decision to become the lightweight champion of the world.

      Rosario won four world titles at two weight classes. For all the details about Rosario's world title wins and defenses refer to the "Championships" section below.

      Rosario had a total of six losses in his professional boxing career.

      His last professional fight was a non-title bout against Harold Bennett at 34 years of age, on September 25, 1997. Rosario won the fight via 2nd round KO.


      Rosario had a total of 12 world-title fights, which includes winning four world titles and three successful title defenses. He won seven of these fights and lost five.

      Title Wins

      Edwin Rosario fought for world titles in five fights and won four of these fights, three of these victories coming via way of stoppage. In total, he won four belts across two weight classes.

      DateOpponentDivisionTitles WonMethod
      Jun 14, 1991Loreto GarzaSuper-lightweightWBATKO
      Jul 9, 1989Anthony JonesLightweightWBA*TKO
      Sep 26, 1986Livingstone BrambleLightweightWBAKO
      May 1, 1983José Luis RamírezLightweightWBC*UD
      * Vacant title

      Title Defenses

      Edwin Rosario had seven world-title defense fights across two weight classes — lightweight (x6) and super-lightweight. He won three of them and lost four times.

      Following is the table of his successful title defense fights, the next section has the fights where he lost his titles.

      DateOpponentDivisionTitles DefendedMethod
      Aug 11, 1987Juan NazarioLightweightWBATKO
      Jun 23, 1984Howard Davis Jr.LightweightWBCSD
      Mar 17, 1984Roberto ElizondoLightweightWBCTKO

      Title Losses

      Edwin Rosario lost four world-title defense fights, and lost a total of four titles in these fights.

      DateOpponentDivisionTitles LostMethod
      Apr 10, 1992Akinobu HiranakaSuper-lightweightWBATKO
      Apr 4, 1990Juan NazarioLightweightWBARTD
      Nov 21, 1987Julio César ChávezLightweightWBATKO
      Nov 3, 1984José Luis RamírezLightweightWBCTKO


      Rosario fought a total of 53 times during his professional career, which includes 12 world-title fights at two weight divisions. These four fights are the highlight of his career.

      • May 1, 1983: Rosario wins his first world title by defeating José Luis Ramírez via 12 round unanimous decision. He is now the WBC lightweight world champion.

      • March 17, 1984: Rosario successfully defends the WBC lightweight title against Roberto Elizondo, winning the fight via 1st round TKO.

      • September 26, 1986: Rosario wins the WBA lightweight title from Livingstone Bramble, by beating Bramble via 2nd round KO.

      • June 14, 1991: Rosario wins the WBA super-lightweight title from Loreto Garza, by beating Garza via 3rd round TKO.


      Ape Index
      Win Streak
      Career Score