A Comprehensive Guide to IBF Female World Boxing Champions
The International Boxing Federation (IBF) has played a pivotal role in the rise of women's professional boxing, sanctioning elite athletes across a wide range of weight classes. From the lightning-fast movements of the Junior Mini Flyweight division to the raw power of the Heavyweight class, the IBF has certified some of the most legendary names in the sport.
This guide provides a detailed historical overview of IBF female world champions, tracking their reigns, title defenses, and the evolution of the sport. As of March 6, 2025, the landscape of women's boxing continues to shift with new champions rising to prominence.
Key Facts
- Most Defenses in a Single Reign: Débora Dionicius holds a record 12 consecutive defenses in the Junior Bantamweight division.
- Multi-Division Champions: Athletes like Claressa Shields and Yokasta Valle have achieved championship status across multiple weight classes.
- Longest Reigning Champions: Notable long-term champions include Katie Taylor (12 defenses in Lightweight) and Leonela Paola Yúdica (9 defenses in Flyweight).
- Current Status: The list includes current champions, former champions who relinquished titles, and those who were stripped of their belts.
Historical Champions by Weight Class
The following sections detail the lineage of champions within each specific weight division. A defense occurs when a champion successfully protects their title in a scheduled bout against a challenger.
Junior Mini Flyweight to Mini Flyweight
The lighter weight classes demand extreme speed and endurance. In the Junior Mini Flyweight division, Sumire Yamanaka has seen multiple reigns, most recently reclaiming the title in April 2026.
In the Mini Flyweight division, Yokasta Valle established a dominant presence with 9 successful defenses during her reign from 2019 to 2024. The current titleholder is Kim Clavel.
Junior Flyweight to Flyweight
The Junior Flyweight division has seen significant competition, with Evelyn Nazarena Bermúdez securing two separate reigns, including 5 defenses in her second stint. The current champion is Estefany Alegria.
The Flyweight division has been defined by legendary figures such as Leonela Paola Yúdica, who maintained her title for nearly eight years with 9 defenses. Currently, Gabriela Fundora holds the championship with 6 defenses.
Junior Bantamweight to Bantamweight
The Junior Bantamweight division is highlighted by the incredible run of Débora Dionicius, who recorded 12 defenses. The current champion is Irma García.
In the Bantamweight division, the lineage has passed through many hands, including Ebanie Bridges and Miyo Yoshida. Cherneka Johnson is the current reigning champion.
Junior Featherweight to Featherweight
The Junior Featherweight division features notable names like Ellie Scotney, who is the current champion. The Featherweight division is currently led by Nina Meinke.
Junior Lightweight to Lightweight
The Junior Lightweight division is currently headlined by Alycia Baumgardner, who has successfully defended her title 3 times. In the Lightweight division, Elif Nur Turhan is the current champion, following the significant reign of Katie Taylor, who recorded 12 defenses.
Junior Welterweight to Welterweight
The Junior Welterweight division is currently held by Katie Taylor, who has 2 defenses. The Welterweight division has seen a transition from the long reign of Cecilia Brækhus (10 defenses) to the current champion, Lauren Price.
Junior Middleweight to Middleweight
The Junior Middleweight division is currently led by Oshae Jones. In the Middleweight division, Desley Robinson is the current champion, following the highly successful reign of Claressa Shields.
Super Middleweight to Heavyweight
The heavier divisions showcase immense power. The Super Middleweight division is currently held by Lani Daniels. The Light Heavyweight division is currently led by Sarah Scheurich. Finally, in the Heavyweight division, the legendary Claressa Shields is the current champion.
Summary of Championship Data
| Weight Class | Notable Champion | Defences | Status |
|---|---|---|---|
| Junior Bantamweight | Débora Dionicius | 12 | Former |
| Lightweight | Katie Taylor | 12 | Former |
| Mini Flyweight | Yokasta Valle | 9 | Former |
| Flyweight | Leonela Paola Yúdica | 9 | Former |
| Welterweight | Cecilia Brækhus | 10 | Former |
| Heavyweight | Claressa Shields | 2 | Current |
Frequently Asked Questions
What does it mean when a champion is "stripped" of a title?
A champion is stripped of a title when the sanctioning body (in this case, the IBF) removes the championship belt from the fighter, usually due to failure to meet contractual obligations, such as mandatory defenses or weight requirements.
Who has the most title defenses in IBF female history?
Based on the records, Débora Dionicius holds one of the highest counts with 12 successful defenses in the Junior Bantamweight division, alongside Katie Taylor's 12 defenses in the Lightweight division.
How many weight classes does the IBF recognize for women?
The IBF recognizes numerous weight classes ranging from Junior Mini Flyweight up to Heavyweight, covering the full spectrum of professional female boxing.
What is an "Interim Champion"?
An interim champion is a fighter who is awarded a title temporarily, often when the primary champion is unable to defend the belt due to injury or other circumstances. In some cases, the interim champion is later promoted to full champion.
Can a boxer hold titles in more than one weight class?
Yes, many elite boxers, such as Claressa Shields and Yokasta Valle, have successfully competed and won championships in multiple different weight divisions.