If you're still buzzing days after what you witnessed Saturday night at Madison Square Garden, that's OK. It makes sense. Katie Taylor's split decision win over Amanda Serrano to retain the undisputed lightweight championship was one of the best fights of the year -- if not the best -- regardless of weight class or gender.
It was a close fight. An epic fight. One worthy, potentially, of running it back a second time. Its long-term impact on the sport will remain to be seen, but in the short term, it caught the eyes of the boxing world -- and casual fans as well.
In terms of rankings, it changed nothing in the lightweight division. Taylor remains No. 1. Serrano remains No. 2 unless she says she doesn't want to fight at lightweight anymore.
On the same card, Franchon Crews-Dezurn won the undisputed super middleweight title over Elin Cederroos by unanimous decision, and that kept her at No. 1 in our rankings -- and bumped Cederroos down to No. 4. In the heavyweight division, Lani Daniels beat Sequita Hemingway by unanimous decision, knocking Hemingway from the rankings and elevating Daniels to the top five for the first time.
Rankings will be updated every Tuesday. They'll be based on recent bouts, head-to-head competition and quality of opponent. As with almost everything until fighters square off against one another, there is a layer of subjectivity to it. Fighters who haven't fought in two years and don't have a fight scheduled will be removed from the rankings until they fight again.
For a list of the current champions in all weight classes, click here.
175+ pounds - Super middleweight - Middleweight - Junior middleweight - Welterweight - Junior welterweight - Lightweight - Junior lightweight - Featherweight - Junior featherweight - Bantamweight - Junior bantamweight - Flyweight - Junior flyweight - Strawweight - Atomweight
175+ POUNDS
1. Hanna Gabriels  
  Previous ranking: No. 1
Record: 21-2-1, 12 KOs
Last: W (TKO2) Martha Patricia Lara Gaytan, April 17
Next: TBA
2. Danielle Perkins  
  Previous ranking: No. 2
Record: 3-0, 1 KO
Last: W (UD8) Monika Harrison, March 5
Next: TBA
3. Seini Draughn  
  Previous ranking: No. 4
Record: 4-0-1, 3 KOs
Last: W (MD4) Monika Harrison, May 22
Next: TBA
4. Lani Daniels  
  Previous ranking: No. 3
Record: 5-2-2, 0 KOs
Last: W (UD6) Sequita Hemingway, April 30
Next: TBA
5. Sequita Hemingway  
  Previous ranking: No. 4
Record: 1-1, 0 KOs
Last: L (UD6) Lani Daniels, April 30
Next: TBA
SUPER MIDDLEWEIGHT (Up to 168 pounds)
1. Franchon Crews Dezurn  
  Previous ranking: No. 1
Record: 8-1, 2 KOs
Last: W (UD10) Elin Cederroos, April 30
Next: TBA
2. Christina Hammer  
  Previous ranking: No. 2
Record: 27-1, 13 KOs
Last: W (TKO1) Daniele Bastieri, Dec. 3
Next: TBA
3. Ema Kozin  
  Previous ranking: No. 4
Record: 21-1-1, 11 KOs
Last: L (UD10) Claressa Shields, Feb. 5
Next: TBA
4. Elin Cederroos  
  Previous ranking: No. 3
Record: 8-1, 4 KOs
Last: L (UD10) Franchon Crews Dezurn, April 30
Next: TBA
5. Shadasia Green  
  Previous ranking: No. 5
Record: 9-0, 8 KOs
Last: W (TKO1) Angelica Lopez Flores, Jan. 15
Next: TBA
MIDDLEWEIGHT (Up to 160 pounds)
Mikaela Mayer retains junior lightweight belts with win over Jennifer Han
Mikaela Mayer retains her junior lightweight titles with a unanimous decision victory over Jennifer Han.
1. Claressa Shields  
  Previous ranking: No. 1
Record: 12-0, 2 KOs
Last: W (UD10) Ema Kozin, Feb. 5
Next: TBA
2. Savannah Marshall  
  Previous ranking: No. 2
Record: 12-0, 10 KOs
Last: W (KO3) Femke Hermans, April 2
Next: TBA
3. Marciela Cornejo  
  Previous ranking: N/R
Record: 15-5, 5 KOs
Last: W (UD8) Simone Aparecida da Silva, March 25
Next: TBA
4. Ema Kozin  
  Previous ranking: No. 4
Record: 21-1-1, 11 KOs
Last: L (UD10) Claressa Shields, Feb. 5
Next: TBA
5. Raquel Miller  
  Previous ranking: N/R
Record: 11-0, 4 KOs
Last: W (UD6) Sonya Dreiling, Dec. 2
Next: TBA
JUNIOR MIDDLEWEIGHT (Up to 154 pounds)
1. Marie-Eve Dicaire  
  Previous ranking: No. 2
Record: 18-1, 1 KOs
Last: W (TKO7) Cynthia Lozano, Dec. 17
Next: TBA
2. Patricia Berghult  
  Previous ranking: No. 3
Record: 15-0, 3 KOs
Last: W (UD10) Olivia Belkacem, Nov. 27
Next: TBA
3. Hannah Rankin  
  Previous ranking: No. 4
Record: 12-5, 3 KOs
Last: W (TKO10) Alejandra Ayala, May 13
Next: TBA
4. Natasha Jonas  
  Previous ranking: No. 5
Record: 11-2-1, 8 KOs
Last: W (TKO2) Chris Namus, Feb. 19
Next: TBA
5. Lolita Muzeya  
  Previous ranking: N/R
Record: 17-1, 9 KOs
Last: W (KO1) Yarkor Chavez Annan, March 6
Next: TBA
WELTERWEIGHT (Up to 147 pounds)
1. Jessica McCaskill  
  Previous ranking: No. 1
Record: 12-2, 4 KOs
Last: W (TKO7) Kandi Wyatt, Dec. 4
Next: TBA
2. Cecilia Braekhus  
  Previous ranking: No. 2
Record: 36-2, 9 KOs
Last: L (UD10) Jessica McCaskill, March 13
Next: TBA
3. Layla McCarter  
  Previous ranking: No. 3
Record: 44-13-5, 11 KOs
Last: W (UD8) Beatriz Aguilar, Nov. 7, 2020
Next: TBA
4. Ewa Piatkowska  
  Previous ranking: No. 4
Record: 16-1, 4 KOs
Last: W (UD6) Judy Waguthii, May 14
Next: TBA
5. Alma Ibarra  
  Previous ranking: No. 5
Record: 9-1, 4 KOs
Last: W (UD8) Kandi Wyatt, Aug. 20
Next: TBA
JUNIOR WELTERWEIGHT (Up to 140 pounds)
1. Chantelle Cameron  
  Previous ranking: No. 1
Record: 16-0, 8 KOs
Last: W (UD10) Victoria Noelia Bustos, May 21
Next: TBA
2. Kali Reis  
  Previous ranking: No. 2
Record: 19-7-1, 5 KOs
Last: W (SD10) Jessica Camara, Nov. 19
Next: TBA
3. Mary McGee  
  Previous ranking: No. 3
Record: 27-4, 15 KOs
Last: L (UD10) Chantelle Cameron, Oct. 30
Next: TBA
4. Anahi Ester Sanchez  
  Previous ranking: No. 4
Record: 20-5, 12 KOs
Last: W (TKO3) Maria Soledad Capriolo, Dec. 18
Next: TBA
5. Jessica Camara  
  Previous ranking: N/R
Record: 8-3, 0 KOs
Last: L (SD10) Kali Reis, Nov. 19
Next: TBA
LIGHTWEIGHT (Up to 135 pounds)
1. Katie Taylor  
  Previous ranking: No. 1
Record: 21-0, 6 KOs
Last: W (SD10) Amanda Serrano, April 30
Next: TBA
2. Amanda Serrano  
  Previous ranking: 2
Record: 42-2-1, 30 KOs
Last: L (SD10) Katie Taylor, April 30
Next: TBA
3. Estelle Yoka Mossely  
  Previous ranking: No. 3
Record: 10-0, 1 KO
Last: W (SD10) Yanina del Carmen Lescano, March 18
Next: TBA
4. Delfine Persoon  
  Previous ranking: No. 3
Record: 46-3, 19 KOs
Last: W (TKO4) Beatriz Aguilar, Nov. 1
Next: TBA
5. Jennifer Han  
  Previous ranking: No. 5
Record: 18-5-1, 1 KO
Last: L (UD10) Mikaela Mayer, April 9
Next: TBA
JUNIOR LIGHTWEIGHT (Up to 130 pounds)
1. Mikaela Mayer  
  Previous ranking: No. 1
Record: 17-0, 5 KOs
Last: W (UD10) Jennifer Han, April 9
Next: TBA
2. Alycia Baumgardner  
  Previous ranking: N/R
Record: 12-1, 7 KOs
Last: W (UD10) Edith Soledad Matthysse, April 16
Next: TBA
3. Maiva Hamadouche  
  Previous ranking: No. 3
Record: 22-2, 18 KOs
Last: L (UD10) Mikaela Mayer, Nov. 5
Next: TBA
4. Hyun Mi Choi  
  Previous ranking: No. 5
Record: 19-0-1, 5 KOs
Last: W (TKO9) Simone Aparecida da Silva, Sept. 18
Next: TBA
5. Delfine Persoon  
  Previous ranking: N/R
Record: 46-3, 19 KOs
Last: W (TKO4) Beatriz Aguilar, Nov. 1
Next: TBA
FEATHERWEIGHT (Up to 126 pounds)
1. Amanda Serrano  
  Previous ranking: No. 1
Record: 42-2-1, 30 KOs
Last: L (SD10) Katie Taylor, April 30
Next: TBA
2. Erika Cruz  
  Previous ranking: No. 2
Record: 14-1, 3 KOs
Last: W (SD10) Melissa Esquivel, Nov. 26
Next: TBA
3. Sarah Mahfoud  
  Previous ranking: No. 3
Record: 11-0, 3 KOs
Last: W (UD10) Nina Meinke, April 21
Next: TBA
4. Yamileth Mercado  
  Previous ranking: No. 4
Record: 19-3, 5 KOs
Last: W (UD10) Isis Vargas Perez, April 2
Next: TBA
5. Nina Meinke  
  Previous ranking: No. 5
Record: 12-3, 3 KOs
Last: L (UD10) Sarah Mahfoud, April 21
Next: TBA
JUNIOR FEATHERWEIGHT (Up to 122 pounds)
1. Dina Thorslund  
  Previous ranking: No. 1
Record: 18-0, 7 KOs
Last: W (UD10) Niorkis Carreno, April 9
Next: TBA
2. Daniela Bermudez  
  Previous ranking: No. 2
Record: 29-4-3, 10 KOs
Last: L (KO9) Amanda Serrano, March 25, 2021
Next: TBA
3. Jackie Nava  
  Previous ranking: No. 3
Record: 39-4-4, 16 KOs
Last: W (UD10) Mariana Juarez, Oct. 30, 2021
Next: TBA
4. Yamileth Mercado  
  Previous ranking: No. 4
Record: 19-3, 5 KOs
Last: W (UD10) Isis Vargas Perez, April 2
Next: TBA
5. Segolene Lefebvre  
  Previous ranking: No. 5
Record: 15-0, 1 KO
Last: W (UD10) Paulette Valenzuela, Nov. 20
Next: May 7 vs. Melania Sorroche
Yazmin Rivas has been removed due to inactivity.
BANTAMWEIGHT (Up to 118 pounds)
1. Dina Thorslund  
  Previous ranking: No. 1
Record: 18-0, 7 KOs
Last: W (UD10) Niorkis Carreno, April 9
Next: TBA
2. Yulihan Alejandra Luna Avila  
  Previous ranking: No. 2
Record: 23-3-1, 4 KOs
Last: W (UD10) Mayeli Flores, April 2
Next: TBA
3. Jamie Mitchell  
  Previous ranking: No. 4
Record: 8-0-2, 5 KOs
Last: W (KO4) Carly Skelly, Feb. 5
Next: TBA
4. Shannon O'Connell  
  Previous ranking: No. 5
Record: 22-6-1, 10 KOs
Last: W (SD10) Taylah Robertson, Oct. 23
Next: TBA
5. Ebanie Bridges  
  Previous ranking: N/R
Record: 8-1, 3 KOs
Last: W (UD10) Maria Cecilia Roman, March 26
Next: TBA
JUNIOR BANTAMWEIGHT (Up to 115 pounds)
1. Lourdes Juarez  
  Previous ranking: No. 1
Record: 33-2, 4 KOs
Last: W (UD10) Luz Elena Aguilar, Dec. 11
Next: TBA
2. Guadalupe Martinez Guzman  
  Previous ranking: No. 2
Record: 20-10, 6 KOs
Last: L (UD10) Lourdes Juarez, Dec. 12
Next: TBA
3. Yessica Chavez  
  Previous ranking: No. 3
Record: 32-5-3, 4 KOs
Last: W (UD8) Susy Kandy Sandoval, July 17
Next: TBA
4. Diana Laura Fernandez  
  Previous ranking: No. 4
Record: 24-4-1, 4 KOs
Last: W (SD8) Ana Victoria Polo, Aug. 27
Next: TBA
5. Micaela Milagros Lujan  
  Previous ranking: No. 5
Record: 10-1-1, 3 KOs
Last: W (UD10) Nataly Delgado, Nov. 26
Next: TBA
FLYWEIGHT (Up to 112 pounds)
1. Marlen Esparza  
  Previous ranking: No. 1
Record: 12-1, 1 KO
Last: W (UD10) Naoko Fujioka, April 9
Next: TBA
2. Arely Mucino  
  Previous ranking: No. 3
Record: 31-3-2, 11 KOs
Last: W (TKO2) Marisol Molina Sanchez, Feb. 19
Next: TBA
3. Naoko Fujioka  
  Previous ranking: No. 2
Record: 19-3-1, 7 KOs
Last: L (UD10) Marlen Esparza, April 9
Next: TBA
4. Ibeth Zamora  
  Previous ranking: No. 5
Record: 32-7, 12 KOs
Last: L (UD10) Marlen Esparza, June 19
Next: TBA
5. Fabiana Bytyqi  
  Previous ranking: N/R
Record: 19-0-1, 5 KOs
Last: W (UD6) Ivanka Ivanova, March 5
Next: TBA
JUNIOR FLYWEIGHT (Up to 108 pounds)
1. Seniesa Estrada  
  Previous ranking: No. 1
Record: 22-0, 9 KOs
Last: W (TKO4) Maria Santizo, Dec. 18
Next: TBA
2. Kim Clavel  
  Previous ranking: No. 2
Record: 15-0, 3 KOs
Last: W (TKO4) Mariela Ribera Valverde, March 11
Next: TBA
3. Evelin Bermudez  
  Previous ranking: No. 3
Record: 16-0-1, 6 KOs
Last: W (TKO5) Debora Rengifo, March 26
Next: TBA
4. Jessica Nery Plata  
  Previous ranking: NR
Record: 28-2, 3 KOs
Last: W (SD10) Yesica Yolanda Bopp, March 11
Next: TBA
5. Yesenia Gomez  
  Previous ranking: N/R
Record: 19-5-3, 6 KOs
Last: W (MD8) Itzayana Cruz Delgado, Oct. 16
Next: TBA
STRAWWEIGHT (Up to 105 pounds)
1. Seniesa Estrada  
  Previous ranking: No. 1
Record: 22-0, 9 KOs
Last: W (TKO4) Maria Santizo, Dec. 18
Next: TBA
2. Tina Rupprecht  
  Previous ranking: No. 2
Record: 11-0-1, 3 KOs
Last: W (SD10) Katia Gutierrez, July 24
Next: TBA
3. Yokasta Valle  
  Previous ranking: No. 3
Record: 23-2, 9 KOs
Last: W (UD10) Elizabeth Lopez Corzo, Dec. 18
Next: TBA
4. Anabel Ortiz  
  Previous ranking: No. 4
Record: 31-5, 4 KOs
Last: L (UD10) Marlen Esparza, Dec. 18
Next: TBA
5. Thi Thu Nhi Nguyen  
  Previous ranking: No. 5
Record: 5-0, 1 KO
Last: W (UD10) Etsuko Tada, Oct. 23
Next: TBA
ATOMWEIGHT (Up to 102 pounds)
1. Monserrat Alarcon  
  Previous ranking: No. 1
Record: 17-4-2, 0 KOs
Last: W (MD10) Silvia Torres, Dec. 4
Next: TBA
2. Saemi Hanagata  
  Previous ranking: No. 2
Record: 16-7-5, 7 KOs
Last: Draw (MD10) Eri Matsuda, March 18, 2021
Next: TBA
3. Ayaka Miyao  
  Previous ranking: N/R
Record: 25-9-2, 6 KOs
Last: W (MD10) Ayaka Miyao, Feb. 25
Next: TBA
4. Nanae Suzuki  
  Previous ranking: N/R
Record: 11-4-1, 1 KO
Last: W (SD10) Mika Iwakawa, Feb. 25
Next: TBA
5. Kaori Nagai  
  Previous ranking: No. 5
Record: 6-3-3, 2 KOs
Last: L (UD8) Ayaka Miyao, Sept. 22
Next: TBA