John Riel Casimero is a three-time world heavyweight champion and is a top Filipino boxer who has held the WBO Bantamweight title since 2019. He also owns a double flyweight title. John is a born winner with a professional record of 30-4 win-loss ratio boxing. In which 21 wins came out of the knockouts.

He is nicknamed “Quadro Maye,” which means the four Aces show good luck and health. John was born on February 13, 1990, in Ormoc City, Leyte, Philippines. His father is Servando Casimero Jr. He has been supporting John since his childhood. John was a strong, physically fit the child. His passion for boxing has inspired him to try boxing as a professional. Casimero embarked on his professional journey on August 23, 2008.

Quick Info
Full NameJohn Riel Reponte Casimero
Date Of Birth1990, February 13
Birth PlaceOrmoc City, Leyte, Philippines
Parent(s)Servando Casimero Jr.
Age31 Years Old
Body Measurement
Height5ft 3inc
Hair ColorBlack
Eye ColorBlack
Zodiac SignAquarius
Martial StatusDivorced
Net Worth$2 million- $5 million

John Riel Casimero Career

On August 23, 2008, just one year after turning into a pro, Casimero defeated Rodel Quilaton by the Philippine Boxing Federation (PBF) flyweight title, which won a unanimous decision in ten rounds. After the fight, John was relegated to the lightweight division, beating Liempetch Sor Veerapol of Thailand by a technical knockout in the fifth round to claim the WBO Asia Pacific Light Flyweight title at the time. Casimero successfully defended the title two bouts later against Ardin Diale until he received the biggest break of his career. Then, on December 19, 2009, in Managua, Nicaragua, John won the vacant WBO light flyweight title, defeating former WBA Light Flyweight champion César Canchola of Colombia.

John Riel Casimero

Canchola had a record 28-2 coming into the fight, and his final loss came from current WBA light flyweight world champion Giovanni Segura, who had previously won him a temporary title. However, John did a fantastic job, and the fight was the first outside of his country. He managed to beat Canchila several times until the referee finally stopped the game in the 11th round in a 12-point temporary belt fight. This victory could give Casimero the title against Iván Calderón of Puerto Rico, who once beat Filipino boxer Rodel Mayol.


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John fought Ramón García Hirales on July 3, 2010, defending his first WBO lightweight title for the first time but lost the split. John was shot for the first time, winning the world title when he challenged South African Moruti Mthalane to win the IBF flyweight title on March 26, 2011. However, he was suspended by South Africa in five rounds, thus the second loss of his career. In his first defense of the IBF junior flyweight title, Casimero faced Pedro Guevara of Mexico on August 4, 2012. However, he suffered defeat in the first round and fought to win the split.

He successfully defended his title for the second time against WBC Latino light flyweight champion Luis Alberto Rios on March 16, 2013. His third defense was with Felipe Salguero on October 26, 2013, and he won the eleventh championship. John defeated Liempetch Sor Veerapol in the next match to claim the WBA Asia Pacific Flyweight title. In addition, John won the interim WBA Flyweight title after defeating Colombia’s Cesar Canchila.

John Riel Casimero

John fought many games in the lightweight division. Then, he entered the Flyweight Division and ousted Ruenroeng to become the Flyweight Champion. Casimero is currently fighting in the Bantamweight Divison. He nominated Zolani Tete to become the WBO Bantamweight Champion on November 30, 2019. John won two Olympic gold medals at Guillermo Rigondeaux on August 14, 2021. Casimero was awarded a victory with scores 117-111 and 116-112 in favor of him, and 115-113 supported Rigondeaux.


John Riel Casimero Relationship Status

John was married. Because of some problems, the couple decided to end their relationship. John and his ex-wife have two beautiful children. They are currently being cared for by their mother. In other words, John is divorced and living alone. He now lives in Mandaue City, Cebu, and trains at the IPI Gym. John was spotted with Lovi Poe, a famous Filipino actress. Many people doubted whether this was possible. However, Lovi is already in a relationship with her British Boyfriend.

John Riel Casimero

John Riel Casimero Net Worth

Casimero won against the top champions in each category. The prize money he won in the fight exceeded $ 2 million. Having a professional record of winning 30 games in 34 games, he earned a good amount of money. He makes a minimum of $ 50,000- $ 100,000 for the entire fight. He has his collection of sneakers as well. Riel is associated with major brands. The sponsorship sum amounts to his net worth. The total amount of John Riel John is estimated at $ 2 million- $ 5 million.


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John Riel Casimero Socials

On Instagram, John has a fan following of 5k with 14 posts in his feed. He usually posts about his training posts and his vacation pictures. On Twitter, he has around 3k followers and has only one tweet. Of course, for a player like him that has achieved so much, the number is less, but his inconsistency might be the reason for that.


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