Women's boxing is divided between 17 weight classes, from heavyweight to atomweight. The four major sanctioning bodies, WBO, IBF, WBA and WBC have champions in most of the divisions and to make it easier for boxing fans, below is a chart of who holds each of the titles and secondary belts.
For a list of the best fighters regardless of weight class, check ESPN's pound-for-pound rankings.
Heavyweight (Weight limit varies)
WBO: N/A
IBF (over 200 lbs.): Vacant
WBA: N/A
WBC: Claressa Shields
Light heavyweight (175 lbs.)
WBO: Claressa Shields
IBF: Lani Daniels
WBA: Che Kenneally
WBC: Vacant
Super middleweight (168 lbs.)
WBO: Shadasia Green
IBF: Savannah Marshall
WBA: Franchon Crews Dezurn
WBC: Franchon Crews Dezurn
Middleweight (160 lbs.)
WBO: Vacant
IBF: Desley Robinson
WBA: Claressa Shields
WBC: Claressa Shields
Junior middleweight (154 lbs.)
WBO: Ema Kozin
IBF: Oshae Jones
WBA: Terri Harper
WBC: Ema Kozin*
*Cecilia Braekhus is the WBC interim junior middleweight champion
Welterweight (147 lbs.)
WBO: Mikaela Mayer
IBF: Natasha Jonas
WBA: Lauren Price
WBC: Natasha Jonas
Junior welterweight (140 lbs.)
WBO: Katie Taylor
IBF: Katie Taylor
WBA: Katie Taylor
WBC: Katie Taylor*
*Chantelle Cameron is the WBC interim junior welterweight champion
Lightweight (135 lbs.)
WBO: Terri Harper
IBF: Beatriz Ferreira
WBA: Katie Taylor
WBC: Katie Taylor*
*Caroline Dubois is the WBC lightweight interim champion
Junior lightweight (130 lbs.)
WBO: Alycia Baumgardner
IBF: Alycia Baumgardner
WBA: Alycia Baumgardner
WBC: Alycia Baumgardner
Featherweight (126 lbs.)
WBO: Amanda Serrano
IBF: Vacant
WBA: Amanda Serrano
WBC: Skye Nicolson
Junior featherweight (122 lbs.)
WBO: Ellie Scotney
IBF: Ellie Scotney
WBA: Nazarena Romero
WBC: Yamileth Mercado
Bantamweight (118 lbs.)
WBO: Dina Thorslund
IBF: Miyo Yoshida
WBA: Cherneka Johnson
WBC: Dina Thorslund
Junior bantamweight (115 lbs.)
WBO: Mizuki Hiruta
IBF: Irma Garcia
WBA: Clara Lescurat
WBC: Asley Gonzalez*
*Ginny Fuchs is the WBC junior bantamweight interim champion
Flyweight (112 lbs.)
WBO: Gabriela Fundora
IBF: Gabriela Fundora
WBA: Gabriela Fundora*
WBC: Gabriela Fundora
*Maria Magdalena Rivera is the WBA flyweight interim champion
Junior flyweight (108 lbs.)
WBO: Evelyn Bermudez
IBF: Evelyn Bermudez
WBA: Jessica Nery Plata
WBC: Jessica Nery Plata
Strawweight (105 lbs.)
WBO: Seniesa Estrada
IBF: Seniesa Estrada
WBA: Seniesa Estrada
WBC: Seniesa Estrada*
*Umi Ishikawa is the WBC strawweight interim champion
Atomweight (102 lbs.)
WBO: Tina Rupprecht
IBF: Sumire Yamanaka
WBA: Tina Rupprecht
WBC: Tina Rupprecht