
Diego "Pato" Oliveira, born October 2, 1998, is a Brazilian jiu-jitsu black belt competitor from Manaus, Brazil. Representing PSLPB Cicero Costha, Pato is one of the top-ranked featherweight grapplers in the world today. A gi and no-gi competitor, his titles in 2021 include IBJJF World no-gi champion, Pan champion and Pan no-gi champion.

Storylines To Watch At WNO 31 | Championships, Legacies, & Number One Spots
Nov 20, 2025
WNO 31 is shaping up to be one of the most compelling cards of the year, packed with title matches, high-stakes rematches, and ranked contenders facing off in grappling super fight action. It's all going down in Round Rock, TX on December 5th and we’re breaking down the biggest storylines to watch out for and keep in mind before the athletes step on the mat.
Video Analysis: Breaking Down Pato vs Corbe 1 | WNO 31 BJJ Breakdown
Nov 7, 2025
When Deandre Corbe and Diego Pato meet at WNO 31 for Pato's lightweight title, it will be the second time these two have met this year with high stakes. In June, they faced off in the semifinals of a major Sapateiro tournament that included most of the top 155lb grapplers on Earth. Corbe would pick up the win there and go on to win the entire tournament. Now, Pato gets his chance at revenge under his ruleset at WNO 31 in Round Rock, TX.
7 Matches Fans Need To See At CJI 2
Aug 13, 2025
The Craig Jones Invitational 2 is bringing another stacked weekend of world-class grappling, and these squads are absolutely loaded. With dozens of ranked grapplers in the teams event - and four world class black belt women vying for $100,000 - there will be tons of matches featuring the best of the best. The best part - we have no way of knowing who will face off against who until it happens.
Live Results: Sapateiro's World Championship $100k 155lb Bracket
Mar 15, 2025
Follow along as we provide updates for Sapateiro's big $100,000 world championship bracket, going down at 155lbs. This is a major bracket, featuring eight of the top-13 ranked grapplers at the weight in the world including Diego Pato, Ethan Crelinsten, Gianni Grippo, and more. The event starts at 7pm EST and is available exclusively on PPV.
5 Technical Takeaways From WNO 26: Flying Armbars & Lessons On Triangles
Feb 11, 2025
Some of grappling's biggest stars took the mats at WNO 26 last Friday and we had one dozen matches full of action. There's a lot for grappling fans to appreciate on a tactical and technical level whenever the best-of-the-best meet up and we picked out five major lessons and moments that really stand out.
WNO Results: Here's Who Won At WNO 26
Feb 8, 2025
At WNO 26, the action was intense, with standout performances across the board.
Why BJJ Fans Should Watch WNO 26 -- 'Pato Brings An Element Of Fear"
Feb 7, 2025
WNO 26, scheduled for Feb. 7, 2025, at the Costa Mesa Fairgrounds, is shaping up to be an unmissable night for BJJ fans. With seven total fights on the main card, there's something for everyone.
How To Watch WNO 26 Featuring Pato Vs. Krikorian On FloGrappling
Feb 4, 2025
WNO 26 will showcase some of the biggest names in submission grappling, and it’s set to take place at the Costa Mesa Fairgrounds on February 7, 2025.
Watch IBJJF Euros Champion Diego Pato At WNO 26
Jan 25, 2025
After moving up a weight class and defeating Kennedy Maciel, Diego Pato claimed his first black belt championship win at the IBJJF Euros.
How To Buy Tickets For WNO 26 In California
Jan 13, 2025
Who's Number One will have the 26th edition of its grappling promotion on Feb. 7 in California. WNO houses some of the best grapplers at every level in the world to battle each other for a chance to assert dominance and prove they are number one.
WNO 26: Diego Pato defende título contra Keith Krikorian na luta principal
Jan 7, 2025
O Who's Number One já começou os preparativos para abrir o ano de 2025 com muita ação. Marcado para o dia 7 de fevereiro, o WNO 26 traz alguns dos principais nomes do Jiu-Jitsu sem kimono para testar suas valências na cidade californiana de Costa Mesa. Liderando o evento na luta principal, o brasileiro Diego Pato se prepara para defender o cinturão dos pesos leves contra o americano Keith Krikorian.
Diego Pato To Defend 155lb Championship Against Keith Krikorian At WNO 26
Jan 6, 2025
WNO 26 is coming to Costa Mesa, California and we have your main event - Diego Pato, the submission ace of the lightweight division, will be defending his title against 10th Planet's Keith Krikorian in a dual of exciting 155lb grapplers.
Adam, Ffion, Baby Shark, Abate, & More Join Entries For IBJJF Euros
Dec 31, 2024
2025 is already heating up, as some big names are putting the gi back on and entering the IBJJF European Championships. Action will be going down in late January, live from Lisbon, Portugal exclusively on FloGrappling when the top competitors try to begin their year with strong momentum. In total, there are 15 IBJJF World Champions in the mix at Euros - including ten 2024 World gold medalists & 5 of 6 Crown champs!
Here Are The Nominees For FloGrappling's 2024 Male Grappler Of The Year
Dec 25, 2024
With 2024 coming to a close, it's time to reflect on one of the biggest years in grappling history. There was so much great action and so many elite athletes putting on incredible performances that we expanded our pool of nominees to eight - eight men who exemplified the highest level of the sport.
IBJJF Crown 2024 Results: Here's Who Won
Nov 18, 2024
In the second year of the ultimate event, The Crown has named six new kings and queens of grappling exciting on a Sunday full of action that came to you live from Long Beach, CA on November 17.




