Following the name of the champion(s): Indicates the number of times the competitor has held that title at that point.
[...]
Indicates a gap in the listing where title changes are not known.
<
Title was held or changed hands no later than this. In these cases, it is known that a competitor held the title at a certain time but not when he/she won it.
@
Order uncertain. Different titleholders may be known for the same year, for example, but it is not known who held the title before whom.
#
Unofficial or disputable claims. These are usually matches that certainly took place, but where there is doubt that the competitor shown should be recognized as a true title holder. These listings are also italicized.
International Boxing Federation
Female World Middleweight Title (as of 2025-08-31)
* Bolded letters in the competitor's name, if any, indicate the surname/family name.
Claressa Shields
2018-06-22
Detroit, MI, USA
Defeats Hanna Gabriels to become the first IBF champion and also wins WBA World Title; also wins WBC World Title on 18-11-17 and WBO World Title on 19-04-13; WBO title is vacant in 20-09; also wins WBF World Title on 22-02-05; again wins WBO World Title on 22-10-15; IBF and WBO titles are vacant in 24-07.
