Here is a list of Ramirez's best fights. For a list of Ramirez's losses, refer to "John Ramirez Losses".
On October 21, 2023 John Ramirez faced off against Ronal Batista at age 27. He was coming in with a record of 13-0 (9), and Batista was 26 years old and with a record of 15-3 (9). Ramirez stopped Ronal Batista via KO.
On May 14, 2022 John Ramirez faced off against Jan Salvatierra in a super-flyweight bout at age 25. He was coming in with a record of 10-0 (8). Ramirez stopped Jan Salvatierra via KO.