Kaynan Duarte

Kaynan Casemiro Duarte (born January 24, 1998) is a Brazilian submission grappler and Brazilian jiu-jitsu (BJJ) black belt competitor. Duarte is a two-time champion at both the ADCC Submission Fighting World Championship and World IBJJF Jiu-Jitsu Championship in the Heavyweight division.

Background

Duarte was born on January 24, 1998, in Pederneiras, São Paulo, Brazil.

During his pre-teens, Duarte developed an interest in martial arts and started attending Judo classes. From there and through his cousin he learnt about Brazilian jiu-jitsu and transitioned to the sport.

Early career

Duarte's first instructor was José Luis and Duarate moved to various places to train with different people in order to expand his knowledge on the sport. During his visits to São Paulo, he met Paulo Ledesma who was associated with Atos Jiu-Jitsu. Eventually in 2016, Duarte moved to San Diego, California, to join Atos Jiu-Jitsu under André Galvão. Galvão who served as Duarte's coach promoted Duarte to Black Belt in 2018 after Duarte won the 2018 World IBJJF Jiu-Jitsu Championship in both the Brown Belt heavyweight and absolute divisions. Duarte received his black belt only one year after his promotion to brown belt.

Black belt career

2019-2020

In the 2019 ADCC World Championship, Duarte defeated Eldar Rafigaev, Yuri Simoes, Marcus Almeida and Nick Rodriguez to become champion in the heavyweight division. Duarte also competed in the absolute division but suffered an upset loss in the first round against welterweight Lachlan Giles after being submitted by a heel hook.

Duarte competed against Roberto 'Cyborg' Abreu in the main event of BJJ Bet on September 6, 2020, losing by submission. Duarte then competed in the main event of Who's Number One against Rodolfo Vieira on December 11, 2020. He won the match by submission with a rear-naked choke.

2021-2022

Duarte was invited to compete in a tournament at Third Coast Grappling 6 on April 3, 2021. Duarte defeated Mason Fowler, Aaron 'Tex' Johnson, and Victor Hugo to win the tournament. He then represented ATOS at Subversiv 5 on May 1, 2021. He defeated both of his opponents and helped ATOS to win the tournament. He was then invited to compete in the main event of the inaugural Road to ADCC event against Matheus Diniz. Duarte won the match by submission, with a heel hook.

Duarte suffered an upset in the Who's Number One championships on September 21, 2021. He was invited to compete in the heavyweight division and entered as a heavy favorite, he defeated Kyle Boehm and Giancarlo Bodoni. In the final he faced unranked Tim Spriggs and was submitted by a heel hook.

Duarte was invited to compete in the 2022 ADCC World Championship on September 17–18, 2022. Duarte won his second championship by defeating Owen Livesey, Elder Cruz, Rafael Lovato Jr. and Craig Jones to become champion in the light heavyweight division.

2023

On January 29, 2023, Duarte won gold medals in both the super-heavyweight division and the absolute division of the 2023 IBJJF European Championship. Duarte was then invited to compete in the BJJ Stars 10 Absolute Grand prix on April 22, 2023. Duarte won his first match against Vinicius Liberati by submission but was disqualified in his quarter-final match against Micael Galvão after reaping his opponent's knee.

Duarte competed in the IBJJF World Championship 2023 on June 3 and 4, 2023 and won a silver medal in the super-heavyweight division and a bronze medal in the absolute division. Duarte competed in the main event of Who's Number One 19 against Nicholas Meregali in the fifth match between them on August 10, 2023. He lost the match by submission.

Duarte was invited to compete in the IBJJF Absolute Grand Prix 2023 for the grand prize of $40,000 on September 1, 2023. He later withdrew from the event and was replaced by Paulo Merlin.

Duarte is scheduled to compete in an 8-man absolute grand prix tournament at Polaris 25 on September 30, 2023.

Controversies

On February 7, 2020, the United States Anti-Doping Agency announced Duarte had tested positive for Ostarine following a post-match drug test at 2019 World IBJJF Jiu-Jitsu Championship. Duarte who was champion in heavyweight division for that year was stripped of his gold medal and banned from competing in IBJJF events for one year. Duarte claimed the intake of Ostarine was not intentional.

Competitive summary

Main Achievements:

As black belt:

* ADCC Submission Fighting World Championship (Champion in 2019 and 2022)
* World IBJJF Jiu-Jitsu Championship (Champion (heavyweight) and Third place (absolute) in 2021, Champion in 2022)
* World IBJJF Jiu-Jitsu No-Gi Championship (Champion in 2018)
* Pan IBJJF Jiu-Jitsu Championship (Champion in 2019)
* Pan IBJJF Jiu-Jitsu No-Gi Championship (Champion (super heavyweight and absolute) in 2020, Second place (absolute) and Third place (super heavyweight) in 2018)
* European IBJJF Jiu-Jitsu Championship (Champion (heavyweight) and Third place (Absolute) in 2019)
* Abu Dhabi World Professional Jiu-Jitsu Championship (Champion 2019)
* Who's Number One (Second place in 2021)
Main Achievements:

In colored belts:

* World IBJJF Jiu-Jitsu Championship (Champion in 2017 (purple) and 2018 (brown heavyweight and absolute))
* World IBJJF Jiu-Jitsu No-Gi Championship (Champion in 2017 (purple) and 2018 (brown))
* Pan IBJJF Jiu-Jitsu Championship (Champion in 2017 (purple) and 2018 (brown))
* European IBJJF Jiu-Jitsu Championship (Champion (brown absolute) and Second Place (brown heavyweight) in 2018)

Instructor lineage

Mitsuyo "Count Koma" Maeda → Carlos Gracie, Sr. → Helio Gracie → Rolls Gracie → Romero "Jacare" Cavalcanti

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