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.
World Boxing Organization
Female World Junior Middleweight Title (as of 2026-04-28)
* Bolded letters in the competitor's name, if any, indicate the surname/family name.
Hanna Gabriels
2010-05-29
Bayamon, PR, USA
Defeats Gardy Pena Alvarez to become the first champion.
Oxandia Castillo
2013-02-28
San Juan de Tibas, CRC
Stripped of the title in 14.
Hanna Gabriels [2]
2014-12-20
Carolina, PR, USA
Defeats Paty Ramirez; also wins WBA World Title on 16-06-18; WBO title is vacant in 18.
Claressa Shields
2020-01-10
Atlantic City, NJ, USA
Defeats Ivana Habazin and also wins the vacant WBC World Title; also wins IBF and vacant WBA Super world titles, defeating Marie-Eve Dicaire on 21-03-05 in Flint, MI, USA.
Natasha Jonas
2022-02-19
Manchester, Lancashire, ENG, GBR
Defeats Christian Namus; also wins WBC World Title on 22-09-03 and IBF World Title on 22-11-12; vacates IBF title in 23-05 and WBO and WBC titles in 23-06; Terri Harper and Cecilia Braekhus fight for the vacant WBO title to a draw on 23-10-07.
Defeats Mary Spencer to win WBA and the vacant WBO and WBC world titles; also holds WBO welterweight title; vacates WBO junior middleweight title on 26-01-13 to focus on the welterweight class.
