The Hiltons
Dave Hilton, Sr. - 3 Weight Champion for Canadian titles
Dave Hilton, Jr. - World champion
Matthew Hilton - World Champion
The Tiozzos
Fabrice, world Super-Middleweight champion
Christophe, world Cruiserweight champion, Fabrice's brother
The Rocchigianis
Ralf, world Cruiserweight champion (WBO)
Graciano, world Super Middleweight champion (IBF); world Light Heavyweight champion (WBC), Ralf's brother
The Chavezs
Julio Cesar, 3 division world champion
Julio Cesar Jr., boxing prospect
Roberto, 1990s contender, Julio Sr.'s brother
The Marquezs
Juan Manuel former featherweight world champion
Rafael world bantamweight champion, Juan Manuel's brother
The Ruelas
Gabriel, world Jr. Lightweight champion
Rafael, world Lightweight champion, Gabriel's brother
The Pacquiaos
Manny, several division world champion, Ring Magazine pound for pound #3
Bobby, super featherweight challenger, Manny's brother
The Penalosas
Doddie Boy Penalosa, IBF Light Flyweight Champion (the first of that governing body), IBF Flyweight Champion. (Older brother)
Gerry Penalosa, WBC Super Flyweight Champion, WBU Super Flyweight Champion. (Younger brother)
The Camachos
Felix, former world title challenger
Hector, 3 division world champion, Felix's brother
Hector Jr., contender
The Klitschkos
Vitali, world Heavyweight champion
Wladimir, world Heavyweight champion
The Alis
Laila, women's world Middleweight champion
Muhammad, Laila's father, former world Heavyweight champion
The Baers
Buddy, former world title challenger
Max, world Heavyweight champion, Buddy's brother; Jethro's real-life pa
The Canizales
Gaby, world Bantamweight champion
Orlando, world Bantamweight champion, Gaby's brother
The Currys
Bruce, world Jr. Welterweight champion
Donald, world Welterweight champion, Bruce's brother
The Hopkins family
Bernard former undisputed middleweight champion of the world, light heavyweight champion
Demetrius Light welterweight challenger, nephew to Bernard
The Jones
Roy Sr, fought Marvin Hagler
Roy Jr. former undisputed light heavyweight champion, former Ring Magazine #1 pound for pound boxer in the world
The Judahs
Daniel, light-heavyweight contender, Zab's older brother
Josiah, super-middleweight boxer, Zab's younger brother
Yoel, family patriarch, boxer, trainer, and kickboxing champion
Zab, former undisputed welterweight champion, Yoel's son
The Mayweathers
Floyd Jr., 4 division world champion
Floyd Sr., 1970s–1980s contender
Jeff, 1990s contender, Floyd Sr.'s brother
Roger, 2 division world champion, Floyd Sr.'s brother, Floyd Jr.'s Trainer
The Norris
Orlin, former world Cruiserweight champion, fought Mike Tyson
Terry, 3 time world Jr. Middleweight champion
The Spinks
Cory, former world undisputed Welterweight champion
Leon, world Heavyweight champion, Cory's father
Michael, 2 division world champion, Cory's uncle
Dave Hilton, Sr. - 3 Weight Champion for Canadian titles
Dave Hilton, Jr. - World champion
Matthew Hilton - World Champion
The Tiozzos
Fabrice, world Super-Middleweight champion
Christophe, world Cruiserweight champion, Fabrice's brother
The Rocchigianis
Ralf, world Cruiserweight champion (WBO)
Graciano, world Super Middleweight champion (IBF); world Light Heavyweight champion (WBC), Ralf's brother
The Chavezs
Julio Cesar, 3 division world champion
Julio Cesar Jr., boxing prospect
Roberto, 1990s contender, Julio Sr.'s brother
The Marquezs
Juan Manuel former featherweight world champion
Rafael world bantamweight champion, Juan Manuel's brother
The Ruelas
Gabriel, world Jr. Lightweight champion
Rafael, world Lightweight champion, Gabriel's brother
The Pacquiaos
Manny, several division world champion, Ring Magazine pound for pound #3
Bobby, super featherweight challenger, Manny's brother
The Penalosas
Doddie Boy Penalosa, IBF Light Flyweight Champion (the first of that governing body), IBF Flyweight Champion. (Older brother)
Gerry Penalosa, WBC Super Flyweight Champion, WBU Super Flyweight Champion. (Younger brother)
The Camachos
Felix, former world title challenger
Hector, 3 division world champion, Felix's brother
Hector Jr., contender
The Klitschkos
Vitali, world Heavyweight champion
Wladimir, world Heavyweight champion
The Alis
Laila, women's world Middleweight champion
Muhammad, Laila's father, former world Heavyweight champion
The Baers
Buddy, former world title challenger
Max, world Heavyweight champion, Buddy's brother; Jethro's real-life pa
The Canizales
Gaby, world Bantamweight champion
Orlando, world Bantamweight champion, Gaby's brother
The Currys
Bruce, world Jr. Welterweight champion
Donald, world Welterweight champion, Bruce's brother
The Hopkins family
Bernard former undisputed middleweight champion of the world, light heavyweight champion
Demetrius Light welterweight challenger, nephew to Bernard
The Jones
Roy Sr, fought Marvin Hagler
Roy Jr. former undisputed light heavyweight champion, former Ring Magazine #1 pound for pound boxer in the world
The Judahs
Daniel, light-heavyweight contender, Zab's older brother
Josiah, super-middleweight boxer, Zab's younger brother
Yoel, family patriarch, boxer, trainer, and kickboxing champion
Zab, former undisputed welterweight champion, Yoel's son
The Mayweathers
Floyd Jr., 4 division world champion
Floyd Sr., 1970s–1980s contender
Jeff, 1990s contender, Floyd Sr.'s brother
Roger, 2 division world champion, Floyd Sr.'s brother, Floyd Jr.'s Trainer
The Norris
Orlin, former world Cruiserweight champion, fought Mike Tyson
Terry, 3 time world Jr. Middleweight champion
The Spinks
Cory, former world undisputed Welterweight champion
Leon, world Heavyweight champion, Cory's father
Michael, 2 division world champion, Cory's uncle
