Although Humberto mauro Gutierrez has been beaten in his career, with a fight count of 36 fights and a 9 year long career he approaches the end of his career with a record of 29-5-2. He made his debut in September 2004 at the age of 15. Between September 2004 and August 2007, Gutierrez had his longest winning streak of 21 fights. In his 36 fights, his longest KO streak is 12 fights long.
An explosive pro debut saw Gutierrez face Raul Ruiz in a 4 round debut fight. Humberto mauro became only the 12th person to stop Ruiz shy of the full distance, stopping him in the 2nd. Following his debut, Gutierrez had an impressive start to his career as he went on to win his next 18 fights including 3 times in 2004 and 7 times in 2006 against the likes of Rafael Urias, Antonio Valencia and Gerardo Zayas.
Jose luis Alvarez was up next for Gutierrez on November 22nd, 2004. Gutierrez continued with his winning streak by beating Alvarez. Showing his class against Alvarez, Gutierrez was the 3rd person to go the distance with this opponent. 21 wins followed where Gutierrez went on to fight Alirio Rivero, Manuel Cruz and Rodrigo Juarez amongst others, prolonging his win streak.
Taking a knock to his career, Gutierrez fought and was defeated by Guadalupe Rosales on May 17th, 2008 taking his record to 22-1-1. On May 17th, 2008, Gutierrez took on and was defeated over the distance by Guadalupe Rosales in his first career defeat. Gutierrez lost via SD in a valiant effort. Gutierrez fought boxers including Gerardo Zayas and Guadalupe Rosales and he went on to win another 2 fights.
Pushing his career further, Gutierrez fought Luis Parra on April 11th, 2009 adding to his winning record. Continuing his career, Gutierrez fought Luis Parra in 2009 over 8 rounds. Gutierrez was the 2nd person to go the distance with Luis Parra. Gutierrez's win streak of 25 rose to 28 following 3 wins against boxers such as Rene Gonzalez, Rafael Cobos and Sergey Gulyakevich.
Gutierrez lost to Takahiro Ao in his next fight. Taking place on April 8th, 2011, Gutierrez's career record after this fight stood at 28-3-1. Ao proved to be the biggest challenge to date for Gutierrez, Gutierrez never really got going in the fight and Ao handed Gutierrez his first stoppage defeat in the 4th round of a 12 rounder. Gutierrez's record of 28-4-2 came following 2 fights against boxers such as 4th person to go the distance with Guillermo Arroyo and fought Armando Robles
Gutierrez went into his next career fight with a record of 28-4-2 and took this to 29 wins with a win against Jose luis Vazquez on December 19th, 2012. The 8 round fight ended in the 5th round via TKO crowning Gutierrez as only the 3rd to stop Vazquez.
Taking another knock in his career, Gutierrez fought Abner Lopez on January 11th, 2014 and was defeated by Lopez. In 2014 Gutierrez fought his next opponent Abner Lopez and was defeated by him via SD. Although it ended in a loss Gutierrez was the 5th person to go the distance with Lopez.