Kayla Harrison has one loss against one opponent on her MMA record. For a list of Harrison's best fights, refer to "Best fights of Kayla Harrison".
On November 25, 2022 Kayla Harrison faced off against Larissa Pacheco in a lightweight bout at age 32. She was coming in with a record of 15-1 (12), and Pacheco was 28 years old and with a record of 18-4 (17). Harrison lost the fight via 5-round unanimous decision.