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Rigoberto Riasco

“El Pequeño Veneno”

Boxing · Deceased
26-9-4 (1 NC)RECORD
13WINS BY KO / TKO
13WINS BY DECISION
40PRO FIGHTS

Profile

Full nameRigoberto Rodrigo Riasco Esquivel
NicknameEl Pequeño Veneno
Date of birth11 Jan 1953
Died29 Aug 2022
NationalityPanamanian
BirthplacePanama City, Panama
Based inNot added yet
Weight classesFeatherweight, Super bantamweight
TrainersNot added yet
Height170 cm (5′7″)
Reach175 cm (69″)
StanceOrthodox
Years active1968–1982
StatusDeceased
Pro debut25 Aug 1968
Last fightLoss vs Mário Miranda, 19 Mar 1982

Details on this page were compiled from public information on 11 Oct 2026 (the record is as of that date). Is this you? Claim this profile to correct anything and add your photo and bio. Claim this profile

Titles and honours

Background

Rigoberto Riasco was a Panamanian boxer who won the inaugural WBC super bantamweight title in 1976. He lost the title later that year to Royal Kobayashi in Tokyo.

Fight history

40 professional fights. Newest first.

ResultOpponentMethodRoundTimeDateLocationNotes
LossMário MirandaKO419 Mar 1982Plaza de Toros, Cartagena, ColombiaFor WBC Continental Americas featherweight title
LossCarlos NúñezDisqualification916 Jan 1982Gimnasio Nuevo Panama, Panama City, Panama
LossIl YangDecision (points)1019 Dec 1981Seoul, South Korea
WinJose SantanaDecision (points)1015 Aug 1981Gimnasio Nuevo Panama, Panama City, Panama
WinPascual PattersonDecision (majority)1025 Jul 1981Gimnasio Neco de la Guardia, Panama City, Panama
LossKazuo KobayashiKO89 Oct 1976Kuramae Kokugikan, Tokyo, JapanLost WBC super bantamweight title
WinYum Dong-kyunDecision (split)151 Aug 1976Busan Stadium, Busan, South KoreaRetained WBC super bantamweight title
WinLivio NolascoTKO1012 Jun 1976Gimnasio Nuevo Panama, Panama City, PanamaRetained WBC super bantamweight title
WinWaruinge NakayamaTKO (corner retirement)83 Apr 1976Gimnasio Nuevo Panama, Panama City, PanamaWon inaugural WBC super bantamweight title
WinSantos Luis RiveraTKO715 Nov 1975Gimnasio Nuevo Panama, Panama City, Panama
WinLuis ÁvilaDecision (unanimous)1223 Aug 1975Gimnasio Nuevo Panama, Panama City, PanamaRetained Panamanian featherweight title
LossAlexis ArgüelloTKO231 May 1975Estadio Flor de Caña, Granada, NicaraguaFor WBA and vacant The Ring featherweight titles
WinRaul SilvaTKO109 Mar 1975Gimnasio Orlando Winter, Panama City, Panama
WinNestor HerreraTKO119 Feb 1975Caracas, Venezuela
WinRenan MarotaDecision (unanimous)1025 Jan 1975Gimnasio Nuevo Panama, Panama City, Panama
WinFlipper UeharaDecision (points)1021 Oct 1974Korakuen Hall, Tokyo, Japan
DrawSanjo TakemoriDecision (points)1024 Jun 1974Japan
WinJesus EstradaTKO411 May 1974Monterrey, Mexico
WinKid ClayDecision (points)102 Mar 1974Gimnasio Nuevo Panama, Panama City, Panama
WinRafael OrtegaDecision (unanimous)1215 Dec 1973Gimnasio Nuevo Panama, Panama City, PanamaRetained Panamanian featherweight title
WinVicente BlancoTKO614 Sep 1973Gimnasio Neco de la Guardia, Panama City, Panama
LossSantos Luis RiveraKO14 Aug 1973Roberto Clemente Coliseum, San Juan, Puerto Rico
WinLeonel HernandezDecision (unanimous)102 Jun 1973Gimnasio Nuevo Panama, Panama City, Panama
WinJose Angel HerreraDecision (split)103 May 1973Olympic Auditorium, Los Angeles, California, US
WinMiguel EspinosaDecision (points)1018 Nov 1972Gimnasio Nuevo Panama, Panama City, Panama
WinEnrique AlonsoKO428 Oct 1972Gimnasio Nuevo Panama, Panama City, PanamaWon vacant Panamanian featherweight title
WinAlberto HerreraTKO518 Aug 1972Guayaquil, Ecuador
LossEnrique AlonsoDecision (unanimous)1029 Apr 1972Arena de Colón, Colón, Panama
LossJose Luis MezaDecision (unanimous)1030 Jan 1971Arena México, Mexico City, Mexico
WinFrancisco AmaroTKO624 Nov 1970Jai Alai Frontón Palacio, Tijuana, Mexico
LossJorge ReyesDecision (points)1010 Oct 1970Mexico City, Mexico
WinHumberto ArboledaTKO324 May 1970Gimnasio Nuevo Panama, Panama City, Panama
WinCarlos MendozaKO613 Dec 1969Arena de Colón, Colón, Panama
DrawEnrique WarrenDecision (points)65 Oct 1969Gimnasio Neco de la Guardia, Panama City, Panama
No contestCatalino AlvaradoNo contest410 Aug 1969Gimnasio Neco de la Guardia, Panama City, Panama
WinManuel JimenezDecision (unanimous)42 Mar 1969Estadio Juan Demóstenes Arosemena, Panama City, Panama
DrawManuel JimenezDecision (points)49 Feb 1969Gimnasio Neco de la Guardia, Panama City, Panama
WinManuel JimenezKO115 Dec 1968Gimnasio Neco de la Guardia, Panama City, Panama
WinSantos PenaDecision (unanimous)430 Nov 1968Gimnasio Neco de la Guardia, Panama City, Panama
DrawCarlos MendozaDecision (points)425 Aug 1968Gimnasio Neco de la Guardia, Panama City, PanamaPro debut

Record source: Wikipedia (CC BY-SA 4.0).