Miriam Gutiérrez has two losses against two opponents on her boxing record. For a list of Gutiérrez's best fights, refer to "Best fights of Miriam Gutiérrez".
On December 18, 2021 Miriam Gutiérrez faced off against Amanda Serrano at age 38. She was coming in with a record of 14-2 (6), and Serrano was 33 years old and with a record of 41-1-1 (30). Gutiérrez lost the fight via 10-round unanimous decision.
On November 14, 2020 Miriam Gutiérrez fought Katie Taylor in a lightweight world-title fight for Taylor's WBA, WBC, IBF, WBO and The Ring titles. Gutiérrez was 37 years old and with a record of 13-1 (5), and Taylor was 34 years old and with a record of 16-0 (6). Gutiérrez lost the fight via 10-round unanimous decision.
