| No amateur resultsProfessional record| Date | Opponent | Place | Result |  | 1959 |  | - Oct. 23 | Juan Jose Jimenez | Santo Domingo, Dominican Republic | L 8 |  | + Dec. 3 | Rafael Acevedo | Santo Domingo, Dominican Republic | W 10 |  | 1960 |  | + Mar. 26 | Jesus  M  Serrano | Santo Domingo, Dominican Republic | W 6 |  | - May 6 | Daniel Berrios | San Juan, Puerto Rico | L 10 |  | + May 29 | Estaquio Gonzalez | San Juan, Puerto Rico | TKO 5 |  | + June 11 | Bob Ashford | San Juan, Puerto Rico | KO 3 |  | - July 5 | Marcos Morales | San Juan, Puerto Rico | L 10 |  | + Sept. 2 | Lionel Rivera | San Juan, Puerto Rico | W 10 |  | - Sept. 16 | Daniel Berrios | San Juan, Puerto Rico | L 10 |  | + Nov. 25 | Gerardo Clemente | San Juan, Puerto Rico | TKO 10 |  | 1961 |  | - Feb. 24 | Daniel Berrios | San Juan, Puerto Rico | LDQ 2 |  | - May 26 | Vernon Lynch | San Juan, Puerto Rico | L 10 |  | + Aug. 26 | Gerardo Clemente | San Juan, Puerto Rico | W 8 |  | - Aug. 29 | Daniel Berrios | San Juan, Puerto Rico | L 4 |  | + Oct. 17 | Lionel Rivera | San Juan, Puerto Rico | TKO 8 |  | 1962 |  | + Jan. 15 | Jose Aneiro | San Juan, Puerto Rico | TKO 8 |  | + Feb. 17 | Rafael Acevedo | Santo Domingo, Dominican Republic | W 12 |  | + June 1 | Alejandro Gonzalez | San Juan, Puerto Rico | W 6 |  | + Sept. 14 | Sammy Burgess | San Juan, Puerto Rico | W 10 |  | = Nov. 24 | Freddie Jackson | Totowa, United States | Draw 6 |  | + Dec. 18 | Candy Parilla | Sunnyside, Queens | W 6 |  | 1963 |  | + Jan. 12 | Calvin Woodland | Sunnyside, Queens | W 6 |  | + Feb. 5 | Roland Kellem | Sunnyside, Queens | W 8 |  | + Mar. 2 | George Foster | New York, United States | W 6 |  | + July 6 | Johnny Bean | San Juan, Puerto Rico | W 10 |  | - Nov. 1 | Vicente Derado | New York, United States | L 10 |  | 1964 |  | - Feb. 14 | Graham Dicker | Brisbane, Australia | L 12 |  | + Mar. 2 | Guizani Rezgui | Sydney, Australia | TKO 11 |  | + Mar. 6 | Gilberto Biondi | Melbourne, Australia | W 12 |  | - June 1 | Carlos  Hernandez | Caracas, Venezuela | TKO by 2 |  | - Sept. 20 | Julio Ruiz | Panama City, Panama | L 10 |  | + Dec. 12 | Marcos Morales | San Juan, Puerto Rico | TKO 2 |  | 1965 |  | + Feb. 10 | Criscencio Fernandez | Saint Croix, Virgin Islands, U.s. | KO 3 |  | + Apr. 3 | Alejandro Parra | San Juan, Puerto Rico | TKO 4 |  | + June 18 | Daniel Berrios | Caguas, Puerto Rico | KO 1 |  | + July 6 | Frankie Taylor | Shoreditch, Great Britain | W 10 |  | + Aug. 14 | Jose Chico Veliz | Mayaguez, Puerto Rico | W 10 |  | + Sept. 4 | Vicente Derado | San Juan, Puerto Rico | W 10 |  | 1966 |  | = Apr. 2 | Jaime Valladares | Quito, Ecuador | Draw 10 |  | + May 7 | Bunny Grant | San Juan, Puerto Rico | W 10 |  | + Aug. 20 | Vicente Derado | San Juan, Puerto Rico | W 10 |  | + Oct. 1 | Fernand Simard | San Juan, Puerto Rico | KO 5 |  | - Dec. 12 | Frankie Narvaez | San Juan, Puerto Rico | L 10 |  | 1967 |  | + May 5 | Frankie Narvaez | San Juan, Puerto Rico | W 10 |  | + June 23 | Grady Ponder | Santo Domingo, Dominican Republic | W 10 |  | + Dec. 11 | Kennedy Clarke | San Juan, Puerto Rico | W 10 |  | 1968 |  | + Jan. 1 | Chris Fernandez | Kingston, Jamaica | KO 9 |  | + Mar. 3 | Johnny Bean | Santo Domingo, Dominican Republic | TKO 2 |  | + Apr. 15 | Julio Viera | San Juan, Puerto Rico | W 10 |  | + June 29 | Carlos  Ortiz | Santo Domingo, Dominican Republic | W 15 |  | World Lightweight Title |  | + Sept. 27 | Mando Ramos | Los Angeles, United States | W 15 |  | World Lightweight Title |  | + Dec. 19 | Hidemori Tsujimoto | Tokyo, Japan | W 10 |  | 1969 |  | - Feb. 18 | Mando Ramos | Los Angeles, United States | TKO by 11 |  | World Lightweight Title |  | + Aug. 9 | Grady Ponder | San Juan, Puerto Rico | W 10 |  | + Oct. 3 | Len Kesey | San Juan, Puerto Rico | TKO 4 |  | + Oct. 20 | Victor Melendez | New York, United States | W 10 |  | 1970 |  | + Jan. 17 | Benito Juarez | San Juan, Puerto Rico | W 10 | 
   SummaryTotal bouts: 57, Won: 42 (14 inside the limit), Lost: 13 (2 inside the limit), Draw: 2, NC: 0 |