Marlen Esparza (13-1, 1) was born in Houston, Texas, U.S. on July 29, 1989. At the age of 27 years on March 23, 2017, she made her professional boxing debut against Rachel Sazoff, winning the fight via 4-round unanimous decision.
On her 11th career fight at 31 years old, Esparza became a flyweight world champion on June 19, 2021 after defeating Ibeth Zamora Silva via 10-round unanimous decision to win the WBC title.
Esparza's last fight was a flyweight world-title unification fight against Gabriela Celeste Alaniz on July 8, 2023. She won the fight via 10th-round majority decision and won the WBO title. She is on a 6-fight winning streak.
Marlen Esparza's best fight was against Naoko Fujioka.
Esparza has 1 loss on her boxing record. For details about these losses refer to "Marlen Esparza Losses".
| # | Date | Opponent | Weight | Round | Method | Result |
|---|---|---|---|---|---|---|
14 | Jul 8, 2023 33 years, 11 months 13-1 (1) | Gabriela Celeste Alaniz | FL | 10 | MD | Win Won WBO Defended WBC, WBA, The Ring |
13 | Aug 6, 2022 33 years 12-1 (1) | Eva Guzman | FL | 10 | UD | Win Defended WBC, WBA, The Ring |
12  | Apr 9, 2022 32 years, 8 months 11-1 (1) | 46 years, 7 months 19-2-1 (7) | FL | 10 | UD | Win Won WBA, The Ring Defended WBC |
11 | Jun 19, 2021 31 years, 10 months 10-1 (1) | Ibeth Zamora Silva | FL | 10 | UD | Win Won WBC |
10 | Mar 5, 2021 31 years, 7 months 9-1 (1) | Shelly Barnett | 6 | UD | Win | |
9 | Oct 30, 2020 31 years, 3 months 8-1 (1) | Sulem Urbina | 8 | UD | Win | |
8  | Nov 2, 2019 30 years, 3 months 7-1 (1) | 27 years, 4 months 17-0 (7) | FL | 9 | TD | Loss For WBA Interim |
7 | Jul 18, 2019 29 years, 11 months 7-0 (1) | Sonia Osorio | 8 | UD | Win | |
6 | Apr 25, 2019 29 years, 8 months 6-0 (1) | Jhosep Vizcaíno | 8 | UD | Win | |
5 | Apr 6, 2018 28 years, 8 months 5-0 (1) | Laetizia Campana | 3 | TKO | Win | |
4 | Dec 14, 2017 28 years, 4 months 4-0 (0) | Karla Valenzuela | 6 | UD | Win | |
3 | Sep 16, 2017 28 years, 1 months 3-0 (0) | Aracely Palacios | 6 | UD | Win | |
2 | May 6, 2017 27 years, 9 months 2-0 (0) | Samantha Salazar | 4 | UD | Win | |
1 | Mar 23, 2017 27 years, 7 months 1-0 (0) | Rachel Sazoff | 4 | UD | Win |
