List of boxing quintuple champions List of Boxing Quintuple or Five Division Champions — Major Titles List of Boxing Quintuple or Five Division Champions — Major Titles

| Number_ | Name_ | Titles | Date_ | Opponent | Result_ | Defenses |
|---|---|---|---|---|---|---|
| 4 | Floyd Mayweather, Jr. | WBC Super featherweight (130) | 1998-10-03 | Genaro Hernández | RTD 8/12 | 8 |
| 4 | Floyd Mayweather, Jr. | Lineal Super featherweight (130) | 1998-10-03 | Genaro Hernández | RTD 8/12 | 8 |
| 4 | Floyd Mayweather, Jr. | WBC Lightweight (135) | 2002-04-20 | José Luis Castillo | UD 12/12 | 3 |
| 4 | Floyd Mayweather, Jr. | The Ring Lightweight (135) | 2002-04-20 | José Luis Castillo | UD 12/12 | 3 |
| 4 | Floyd Mayweather, Jr. | WBC Super lightweight (140) | 2005-06-25 | Arturo Gatti | TKO 6/12 | 0 |
| 4 | Floyd Mayweather, Jr. | IBF Welterweight (147) | 2006-04-08 | Zab Judah | UD 12/12 | 0 |
| 4 | Floyd Mayweather, Jr. | The Ring Welterweight (147) | 2006-11-04 | Carlos Baldomir | UD 12/12 | 1 |
| 4 | Floyd Mayweather, Jr. | WBC Super welterweight (154) | 2007-05-05 | Oscar De La Hoya | SD 12/12 | 0 |