picture of Ronaldo Junior

Ronaldo Souza Junior is a jiu-jitsu black belt representing Atos. He is a gi and no-gi IBJJF Pan champion. Nicknamed "The Human Highlight Reel," Ronaldo is known for his explosive and fan-friendly jiu-jitsu characterized by dynamic guard passing. 

  1. 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.
  2. 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.
  3. 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.
  4. WNO 26: Jay Rodriguez e Ronaldo Junior duelam na divisão de pesos médios

    Jan 15, 2025

    Mais um duelo foi confirmado para o WNO 26, agendado para o dia 7 de fevereiro na cidade californiana de Costa Mesa. Na divisão de pesos médios, teremos o eletrizante combate entre o americano Jacob Rodriguez encarando o brasileiro Ronaldo Junior, ambos em busca de escalar mais um degrau na organização.
  5. Jay Rodriguez & Ronaldo Junior To Meet In WNO 26 Action

    Jan 15, 2025

    Action-oriented grapplers Jay Rodriguez and Ronaldo Junior have agreed to meet at WNO 26 in middleweight action. WNO 26 will be happening February 7th in Costa Mesa, CA. Tickets are available now.
  6. 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.
  7. Tainan vs Pica Pau, Lebre vs Fernandez, & More In For IBJJF Absolute GP

    Aug 2, 2023

    The IBJJF has announced a slate of superfights that will take place on September 1 at the IBJJF Absolute Grand Prix, part of Jiu-Jitsu Con weekend in Las Vegas, NV.
  8. IBJJF American Nationals Results: Ronaldo, Clay, Elder Win Big In Vegas

    Jul 10, 2023

    The IBJJF American Nationals delivered on a great weekend of gi and no-gi competition in Las Vegas, with grappling stars Elisabeth Clay, Ronaldo Junior, Elder Cruz, and Melissa Cueto taking home absolute gold. There were great black belt debuts, a few upsets, and some razor close matchups. CheckMat won both the gi and no-gi team titles, over tough squads from Carlson Gracie and Gracie Barra.
  9. 11 Of Our Favorite Black Belt Matches From IBJJF Pans 2023

    Mar 29, 2023

    The black belts came ready to put on a show at the 2023 IBJJF Pan Championships. Filled with some of the best matches of the year, Pans delivered a mix of submission thrills and gritty fights that went the distance. Here are 10 of the best bouts from Pans 2023:
  10. Tainan passa a guarda de Isaque; Nathiely e Alves vencem no GP da IBJJF

    Mar 4, 2023

    Após uma explosiva noite de lutas em Austin, no Texas, os fãs conheceram os novos campeões do GP dos Leves e GP dos Pesos Pesados, além dos vencedores das super lutas.
  11. Results | Tezos FloGrappling IBJJF Grand Prix

    Mar 4, 2023

    Follow along for real-time results, updates & more from the Tezos Flograppling IBJJF Grand Prix, live from Austin, Texas, on March, 3rd 2023.  Packed with premier talent, grapplers from the men's lightweight and women's heavyweight will be battling for the title of champion!
  12. Nathiely De Jesus Returns Strong As A Mother

    Mar 1, 2023

    The Tezos IBJJF Flograppling Grand Prix is set for March 3 in Austin, Texas. The women’s heavyweight bracket, complete with four world champions, includes Andressa Cintra, Ana Carolina Vieira, Melissa Cueto, and the return of Nathiely De Jesus.
  13. Elijah Dorsey Replaces Samuel Nagai at Tezos FloGrappling IBJJF Grand Prix

    Feb 23, 2023

    Lloyd Irvin’s Elijah Dorsey will replace Samuel Nagai in the Tezos IBJJF Flograppling Lightweight Grand Prix. The GP will be held in Austin, Texas on Friday, March 3.
  14. Grappling Bulletin: A Closer Look At Gordon vs Felipe IV

    Feb 20, 2023

    The fourth showdown between Gordon Ryan and Felipe Pena is less than a week away. In the last two weeks, we've caught up with both athletes to check in on their training camps, and to hear their takes on the upcoming bout at Tezos WNO: Ryan vs Pena II presented by Fat Tire.
  15. IBJJF Unveils New Rules To Combat Stalling For IBJJF FloGrappling GPs

    Jan 17, 2023

    The IBJJF announced new rule changes designed to combat stalling which will impact matches in the IBJJF FloGrappling Grand Prix series.