List of boxing quadruple champions List of Boxing Quadruple or Four Division Champions — Major Titles List of Boxing Quadruple or Four Division Champions — Major Titles

| Number_ | Name_ | Titles | Date_ | Opponent | Result_ | Defenses |
|---|---|---|---|---|---|---|
| 14 | Robert Guerrero | IBF Super featherweight (130) | 2009-08-22 | Malcolm Klassen | UD 12/12 | 0 |
| 14 | Robert Guerrero | WBA & WBO Lightweight * (135) | 2011-04-09 | Michael Katsidis | UD 12/12 | 0 |