Lightweight geneaology
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1. Jun.1896- George Lavigne wko17 Dick Burge - London, England
27.Oct.1896- George Lavigne wko 24 Jack Everhardt - New York City
8.Feb.1987- George Lavigne w25 Kid McPartland - New York City
28.Apr.1897- George Lavigne w11 Eddie Connolly - New York City
29.Oct.1897- George Lavigne wko 12 Barbados Joe Walcott - San Francisco, California
17.Mar.1898- George Lavigne D20 Jack Daly - Cleveland, Ohio
28.Sep.1898- George Lavigne D20 Frank Erne - New York City
25.Nov.1898- George Lavigne w20 Tom Tracy - San Francisco, California
3 .Jly . 1899- Frank Erne w20 George Lavigne - Buffalo, New York
4.Dec.1899- Frank Erne D25 Jack O' Brien - New York City
23.Mar.1900- Frank Erne wko 12 Joe Gans - New York City
12.May.1902- Joe Gans wko 1 Frank Erne - Fort Erie, Canada
27 .Jun.1902- Joe Gans wko 3 George McFadden - San Francisco, California
24 .Jly .1902- Joe Gans wko 15 Rufe Turner - Oakland, California
17.Sep.1902- Joe Gans wko 5 Gus Gardner - Baltimore, Maryland
13.Oct.1902- Joe Gans wko 5 Kid McPartland - Fort Erie, Canada
1 .Jan.1903- Joe Gans wdq 11 Gus Gardner - New Britain, Conneticut
11.Mar.1903- Joe Gans wko 11 Steve Crosby - Hot Springs, Arkansas
29.May.1903- Joe Gans wko 10 Willie Fitzgerald - San Francisco, California
4 .Jly. 1903- Joe Gans wko 5 Buddy King - Butte, Montana
12 .Jan.1904- Joe Gans w10 Willie Fitzgerald - Detroit, Michigan
31.Oct.1904- Joe Gans wdq 5 Jimmy Britt - San Francisco, California
*20.Dec.1904- Jimmy Britt w20 Battling Nelson - San Francisco, California
5.May.1905 - Jimmy Britt w20 Jabez White - San Francisco, California
21. Jly .1905- Jimmy Britt w20 Kid Sullivan - San Francisco, California
9.Sep.1905- Battling Nelson wko 18 Jimmy Britt - San Francisco, California
3.Sep.1906- Joe Gans wdq 42 Battling Nelson - Goldfield, Nevada
1 .Jan.1907- Joe Gans wko 8 Kid Herman - Tonopah, Nevada
9.Sep.1907- Joe Gans wko 6 Jimmy Britt - San Francisco, California
27.Sep.1907- Joe Gans w20 George Memsic - Los Angeles, California
1.Apr.1908- Joe Gans wko 3 Spike Robson - Philadelphia, Pennsylvania
14.May.1908- Joe Gans wko 11 Rudy Unholz - San Francisco, California
4 .Jly. 1908- Battling Nelson wko 17 Joe Gans - San Francisco, California
9.Sep.1908- Battling Nelson wko 21 Joe Gans - San Francisco, California
29.May.1909- Battling Nelson wko 23 Dick Hyland - San Francisco, California
22 .Jun.1909- Battling Nelson wko 5 Jack Clifford - Oklahoma City,
22.Feb.1910- Ad Wolgast wko 40 Battling Nelson - Richmond, California
17.Mar.1911- Ad Wolgast wko 9 George Memsic - Los Angeles, California
31.Mar.1911- Ad Wolgast wko 5 Antonio la Grave - San Francisco, California
26.Apr.1911- Ad Wolgast wko 2 One-Round Hogan - New York City
27.May.1911- Ad Wolgast wko 17 Frankie Burns - San Francisco, California
4. Jly .1911- Ad Wolgast wko 13 Owen Moran - San Francisco, California
4. Jly .1912- Ad Wolgast wko 13 Joe Rivers - Los Angeles, California
28.Nov.1912- Willie Ritchie wdq 16 Ad Wolgast - San Francisco, California
4 .Jly. 1913- Willie Ritchie wko 11 Joe Rivers - San Francisco, California
17.Apr.1914- Willie Ritchie w20 Tommy Murphy - San Francisco, California
7 .Jly. 1914- Freddie Welsh w20 Willie Ritchie - London, England
4 .Jly. 1916- Freddie Welsh wdq 11 Ad Wolgast - Denver, Colorado
4.Sep.1916- Freddie Welsh w20 Charley White - Colorado Springs, Colorado
28.May.1917- Benny Leonard wko 9 Freddie Welsh - New York City
25 .Jly. 1917- Benny Leonard wko 3 Johnny Kilbane - Philadelphia, Pennsylvania
5 .Jly .1920- Benny Leonard wko 9 Charley White - Benton Harbor, Michigan
26.Nov.1920- Benny Leonard wko 14 Joe Welling - New York City
14.Jan.1921- Benny Leonard wko 6 Richie Mitchell - New York City
10.Feb.1922- Benny Leonard w15 Rocky Kansas -New York City
4 .Jly. 1922- Benny Leonard wko 8 Rocky Kansas - Michigan City,
23 .Jly.1923- Benny Leonard w15 Lew Tendler - New York City
*13 .Jly.1925- Jimmy Goodrich wko 2 Stanislaus Loayza - New York City
7.Dec.1925- Rocky Kansas w15 Jimmy Goodrich - Buffalo, New York
3 .Jly .1926- Sammy Mandell w10 Rocky Kansas - Chicago, Illinois
21.May.1928- Sammy Mandell w15 Jimmy McLarnin - New York City
2.Aug.1929- Sammy Mandell w10 Tony Canzoneri - Chicago, Illinois
17 .Jly. 1930- Al Singer wko 1 Sammy Mandell - New York City
14.Nov.1930- Tony Canzoneri wko 1 Al Singer - New York City
24.Apr.1931- Tony Canzoneri wko 3 Jack 'Kid' Berg - Chicago, Illinois
10.Sep.1931- Tony Canzoneri w15 Jack 'Kid' Berg - New York City
20.Nov.1931- Tony Canzoneri w15 Kid Chocolate - New York City
4.Nov.1932- Tony Canzoneri w15 Billy Petrolle - New York City
23 .Jun.1933- Barney Ross w10 Tony Canzoneri - Chicago, Illinois
12.Sep.1933- Barney Ross w15 Tony Canzoneri - New York City
*10.May.1935- Tony Canzoneri w15 Lou Ambers - New York City
4.Oct.1935- Tony Canzoneri w15 Al Roth - New York City
3.Sep.1936- Lou Ambers w15 Tony Canzoneri - New York City
7.May.1937- Lou Ambers w15 Tony Canzoneri - New York City
23.Sep.1937- Lou Ambers w15 Pedro Montanez - New York City
17.Aug.1938- Henry Armstrong w15 Lou Ambers - New York City
22.Aug.1939- Lou Ambers w15 Henry Armstrong - New York City
10.May.1940- Lew Jenkins wko 3 Lou Ambers - New York City
22.Nov.1940- Lew Jenkins wko 2 Pete Lello - New York City
19.Dec.1941- Sammy Angott w15 Lew Jenkins - New York City
15.May.1942- Sammy Angott w15 Allie Stolz - New York City
*18.Dec.1942- Beau Jack wko 3 Tippy Larkin - New York City
21.May.1943- Bob Montgomery w15 Beau Jack New York City
19.Nov.1943- Beau Jack w15 Bob Montgomery New York City
3.Mar.1944- Bob Montgomery w15 Beau Jack - New York City
28 .Jun.1946- Bob Montgomery wko 13 Allie Stolz - New York City
26.Nov.1946- Bob Montgomery wko 8 Wesley Mouzon - Philadelphia, Pennsylvania
4.Aug.1947- Ike Williams wko 6 Bob Montgomery - Philadelphia, Pennsylvania
25.May.1948- Ike Williams w15 Enrique Bolanos - Los Angeles, California
12 .Jly. 1948- Ike Williams wko 6 Beau Jack - Philadelphia, Pennsylvania
23.Sep.1948- Ike Williams wko 10 Jesse Flores - New York City
21 .Jly.1949- Ike Williams wko 4 Enrique Bolanos - Los Angeles, California
5.Dec.1949- Ike Williams w15 Freddie Dawson - Philadelphia, Pennsylvania
25.May.1951- Jimmy Carter wko 14 Ike Williams - New York City
14.Nov.1951- Jimmy Carter w15 Art Aragon - Los Angeles, California
1.Apr.1952- Jimmy Carter w15 Lauro Salas - Los Angeles, California
14.May.1952- Lauro Salas w15 Jimmy Carter - Los Angeles, California
15.Oct.1952- Jimmy Carter w15 Lauro Salas - Chicago, Illinois
24.Apr.1953- Jimmy Carter wko 4 Tommy Collins - Boston, Massachusetts
12. Jun.1953- Jimmy Carter wko 13 George Araujo - New York City
11.Nov.1953- Jimmy Carter wko 5 Armand Savoie - Montreal, Canada
5.Mar.1954- Paddy de Marco w15 Jimmy Carter - New York City
17.Nov.1954- Jimmy Carter wko 15 Paddy de Marco - San Francisco, California
29 .Jun.1955- Wallace 'Bud' Smith w15 Jimmy Carter - Boston, Massachusetts
19.Oct.1955- Wallace 'Bud' Smith w15 Jimmy Carter - Cincinnati, Ohio
24.Aug.1956- Joe Brown w15 Wallace 'Bud' Smith - New Orleans, Louisiana
13.Feb.1957- Joe Brown wko 10 Wallace 'Bud' Smith - Miami, Florida
19 .Jun.1957- Joe Brown wko 15 Orlando Zulueta - Denver, Colorado
4.Dec.1957- Joe Brown wko 11 Joey Lopes - Chicago, Illinois
7.May.1958- Joe Brown wko 8 Ralph Dupas - Houston, Texas
23 .Jly. 1958- Joe Brown w15 Kenny Lane -Houston, Texas
11.Feb.1959- Joe Brown w15 Johnny Busso -Houston, Texas
3. Jun.1959- Joe Brown wko 8 Paolo Rossi - Washington D.C.
2.Dec.1959- Joe Brown wko 5 Dave Charnley - Houston, Texas
28.Oct.1960- Joe Brown w15 Cisco Andrade - Los Angeles, California
18.Apr.1961- Joe Brown w15 Dave Charnley - London, England
28.Oct.1961- Joe Brown w15 Bert Somodio - Quezon City, Philippines
21.Apr.1962- Carlos Ortiz w15 Joe Brown - Las Vegas, Nevada
3.Dec.1962- Carlos Ortiz wko 5 Teruo Kosaka - Tokyo, Japan
7.Apr.1963- Carlos Ortiz wko 13 Doug Vaillant - San Juan, Puerto Rico
15.Feb.1964- Carlos Ortiz wko 14 Flash Elorde - Manila, Philippines
11.Apr.1964- Carlos Ortiz w15 Kenny Lane - San Juan, Puerto Rico
10.Apr.1965- Ismael Laguna w15 Carlos Ortiz - Panama City, Panama
13.Nov.1965- Carlos Ortiz w15 Ismael Laguna - San Juan, Puerto Rico
20 .Jun.1966- Carlos Ortiz wko 12 Johnny Bizarro - Pittsburgh, Pennsylvania
22.Oct.1966- Carlos Ortiz wko 5 Sugar Ramos -Mexico City, Mexico
28.Nov.1966- Carlos Ortiz wko 14 Flash Elorde - New York City
1. Jly . 1967- Carlos Ortiz wko 4 Sugar Ramos - San Juan, Puerto Rico
16.Aug.1967- Carlos Ortiz w15 Ismael Laguna - New York City
29.Jun .1968- Carlos Teo Cruz w15 Carlos Ortiz - St. Domingo, Puerto Rico
28.Sep.1968- Carlos Teo Cruz w15 Mando Ramos - Los Angeles, California
18.Feb.1969- Mando Ramos wko 11 Carlos Teo Cruz - Los Angeles, California
4.Oct.1969- Mando Ramos wko 6 Yoshiaki Numata - Los Angeles, California
3.Mar.1970- Ismael Laguna wko 9 Mando Ramos - Los Angeles, California
7 .Jun.1970- Ismael Laguna wko 13 Guts Ishimatsu - Panama City, Panama
26.Sep 1970- Ken Buchanan w15 Ismael Laguna - San Juan, Puerto Rico
12.Feb.1971- Ken Buchanan w15 Ruben Navarro - Los Angeles, California
13.Sep.1971- Ken Buchanan w15 Ismael Laguna - New York City
26. Jun.1972- Roberto Duran wko 13 Ken Buchanan - New York City
20 .Jan.1973- Roberto Duran wko 5 Jimmy Robertson - Panama City, Panama
2 .Jun.1973- Roberto Duran wko 8 Hector Thompson - Panama City, Panama
8.Sep.1973- Roberto Duran wko 10 Guts Ishimatsu - Panama City, Panama
16.Mar.1974- Roberto Duran wko 11 Esteban de Jesus - Panama City, Panama
21.Dec.1974- Roberto Duran wko 1 Masataka Takayama - San Jose, Costa Rica
2.Mar.1975- Roberto Duran wko 14 Ray Lampkin - Panama City, Panama
14.Dec.1975- Roberto Duran wko 15 Leoncio Ortiz - San Juan, Puerto Rico
22.May.1976- Roberto Duran wko 14 Lou Bizarro - Erie, Pennsylvania
15.Oct.1976- Roberto Duran wko 1 Alvaro Rojas - Los Angeles, California
29. Jan.1977- Roberto Duran wko 13 Vilomar Fernandez - Miami, Florida
17.Sep.1977- Roberto Duran w15 Edwin Viruet - Philadelphia, Pennsylvania
21. Jan.1978- Roberto Duran wko 12 Esteban de Jesus - Las Vegas, Nevada
*17.Apr.1979- Jim Watt wko 12 Alfredo Pitalua - Glasgow, Scotland
3.Nov.1979- Jim Watt wko 9 Roberto Vasquez - Glasgow, Scotland
14.Mar.1980- Jim Watt wko 4 Charlie Nash - Glasgow, Scotland
7 .Jun. 1980- Jim Watt w15 Howard Davis - Glasgow, Scotland
1.Nov.1980- Jim Watt wko 12 Sean O' Grady - Glasgow, Scotland
20 .Jun.1981- Alexis Arguello w15 Jim Watt - Wembley, England
3.Oct.1981- Alexis Arguello wko 14 Ray 'Boom Boom' Mancini - Atlantic City, New Jersey
21.Nov.1981- Alexis Arguello wko 7 Roberto Elizondo - Las Vegas, Nevada
13.Feb.1982- Alexis Arguello wko 6 Bubba Busceme - Beaumont, Texas
22.May.1982- Alexis Arguello wko 5 Andy Ganigan - Las Vegas, Nevada
*24 .Jly. 1982- Ray 'Boom Boom' Mancini wko 6 Ernesto Espana - Warren,
13.Nov.1982- Ray 'Boom Boom' Mancini wko 14 Deuk-Koo Kim - Las Vegas, Nevada
15.Sep.1983- Ray 'Boom Boom' Mancini wko 9 Orlando Romero - New York City
14 .Jan.1984- Ray 'Boom Boom' Mancini wko 3 Bobby Chacon - Reno, Nevada
1 .Jun.1984- Livingstone Bramble wko 14 Ray 'Boom Boom' Mancini - Buffalo, New york
16.Feb.1985- Livingstone Bramble w15 Ray 'Boom Boom' Mancini - Reno, Nevada
16.Feb.1986- Livingstone Bramble wko 13 Tyrone Crawley - Reno, Nevada
26.Sep.1986- Edwin Rosario wko 2 Livingstone Bramble -Miami, Florida
11.Aug.1987- Edwin Rosario wko 8 Juan Nazario - Chicago, Illinois
21.Nov.1987- Julio Cesar Chavez wko 11 Edwin Rosario - Las Vegas, Nevada
16.Apr.1988- Julio Cesar Chavez wko 6 Rodolfo Aguilar - Las Vegas, Nevada
4. Jun.1988 - Julio Cesar Chavez wko 7 Rafael 'Bazooka' Limon - Mazatlan, Mexico
1.Aug.1988- Julio Cesar Chavez wko 3 Yogi Buchanan - Los Angeles, California
29.Oct.1988- Julio Cesar Chavez TW11 Jose Luis Ramirez - Las Vegas, Nevada
*18.Feb.1989- Pernell Whitaker w12 Greg Haugen - Hampton, Virginia
30.Apr.1989- Pernell Whitaker wko 3 Louie Lomelli - Norfolk, Virginia
20.Aug.1989- Pernell Whitaker w12 Jose Luis Ramirez - Norfolk, Virginia
11.Dec.1989- Pernell Whitaker wko 3 Martin Galvan - Port Marly, France
3.Feb.1990- Pernell Whitaker w12 Freddie Pendleton - Atlantic City, New Jersey
19.May.1990- Pernell Whitaker w12 Azumah Nelson - Las Vegas, Nevada
11.Aug.1990- Pernell Whitaker wko 1 Juan Nazario - Stateline, Nevada
23.Feb.1991- Pernell Whitaker w12 Anthony Jones - Las Vegas, Nevada
27 .Jly. 1991- Pernell Whitaker w12 Policarpo Diaz - Norfolk, Virginia
5.Oct.1991- Pernell Whitaker w12 Jorge Paez - Reno, Nevada
*29.Aug.1992- Freddie Pendleton TD2 Tracy Spann -Reno, Nevada
*10 .Jan.1993- Freddie Pendleton w12 Tracy Spann - Atlantic City, New Jersey
17 .Jly. 1993- Freddie Pendleton w12 Jorge Paez - Las Vegas, Nevada
19.Feb.1994- Rafael Ruelas w12 Freddie Pendleton - Los Angeles, California
27.May.1994- Rafael Ruelas wko 3 Mike Evgen - Las Vegas, Nevada
28.Jan. 1995- Rafael Ruelas wko 8 Billy Schwer - Las Vegas, Nevada
6.May.1995- Oscar De La Hoya wko 2 Rafael Ruelas - Las Vegas, Nevada
9.Sep.1995- Oscar De La Hoya wko 6 Genaro Hernandez - Las Vegas, Nevada
15.Dec.1995- Oscar De La Hoya wko 2 Jesse James Leija - New York City
*20.Apr.1996- Jean Baptiste Mendy w12 Lamar Murphy - Levallois-Peret, France
1.Mar.1997- Steve Johnston w12 Jean Baptiste Mendy - Paris, France
26 .Jly. 1997- Steve Johnston w12 Hiroyuki Sakamoto - Yokohama, Japan
12.Sep.1997- Steve Johnston w12 Saul Duran - Las Vegas, Nevada
28.Feb.1998- Steve Johnston w12 George Scott - Atlantic City, New Jersey
13.Jun.1998- Cesar Bazan w12 Steve Johnston - El Paso, Texas
23.Aug.1998- Cesar Bazan w12 Hiroyuki Sakamoto - Yokohama, Japan
30.Oct.1998- Cesar Bazan w12 Mauro Lucero - Juarez, Mexico
27.Feb.1999- Steve Johnston w12 Cesar Bazan - Miami, Florida
26.Jun.1999- Steve Johnston w12 Aldo Rios - Las Vegas, Nevada
14.Aug.1999- Steve Johnston w12 Angel Manfredy - Ledyard, Conneticut
29.Nov.1999- Steve Johnston w12 Billy Schwer - Wembley, England
17.Mar.2000- Steve Johnston wko 2 Julio Alvarez - Denver, Colorado
17. Jun.2000- Jose Luis Castillo w12 Steve Johnston - Bell Gardens, California
15.Sep.2000- Jose Luis Castillo D12 Steve Johnston - Denver, Colorado
20. Jan.2001- Jose Luis Castillo wko 6 Cesar Bazan - Las Vegas, Nevada
16 .Jun.2001- Jose Luis Castillo wko 1 Sungho Yuh - Hermosilio, Mexico
20.Apr.2002- Floyd Mayweather w12 Jose Luis Castillo - Las Vegas, Nevada
7. Dec.2002- Floyd Mayweather w12 Jose Luis Castillo - Las Vegas, Nevada
19.Apr.2003- Floyd Mayweather w12 Victoriano Sosa - Fresno, California
1. Nov.2003- Floyd Mayweather wko 7 Phillip Ndou - Grand Rapids, Michigan
* 5. Jun.2004- Jose Luis Castillo w12 Juan Lazcano - Las Vegas, Nevada
4. Dec.2004- Jose Luis Castillo w12 Joel Casamayor - Las Vegas, Nevada
5. Mar.2005- Jose Luis Castillo wko
10 Julio Diaz - Las Vegas, Nevada
7. May.2005- Diego
Corrales wko 10 Jose Luis Castillo - Las Vegas, Nevada
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