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ONE Championship appoints Brazilian jiu-jitsu legend Leo Vieira as vice president of grappling

Multiple-time world champion to oversee promotion's efforts in submission grappling expansion.

SINGAPORE – ONE Championship today announced that Brazilian jiu-jitsu legend Leo Vieira has been named vice president of grappling.

A multiple-time Brazilian jiu-jitsu world champion, Pan American champion, and ADCC world champion, Vieira is one of the most accomplished grapplers in history. Along with his brothers Ricardo and Leandro, Vieira is the co-founder of CheckMat, one of the most decorated grappling teams in the world.

"It is my honor to announce that Leo Vieira, one of the most accomplished and respected Brazilian jiu-jitsu practitioners in history, has decided to join ONE Championship as vice president of grappling," ONE Championship chairman and CEO Chatri Sityodtong said. "Leo is a true trailblazer in martial arts, and as we continue to add depth to our grappling roster, his guidance will be invaluable. ONE is proud to continue providing the world's best martial arts athletes with a platform to showcase their unique talents and skills."

"I am thrilled to join ONE as vice president of grappling," Vieira said. "I appreciate the trust and opportunity that Chatri and the ONE team have given me to shape ONE's submission grappling divisions. As a Brazilian jiu-jitsu black belt for over 25 years, I have been able to positively impact lives as a competitor, professor, and team leader, and I will continue to do so at ONE. It is a dream come true to work alongside people who share similar values and beliefs about martial arts as I do. I am committed to building the world's most exciting submission grappling promotion with ONE's amazingly talented roster."

ONE Championship has made massive strides to strengthen its submission grappling divisions, bolstering its roster with superstars such as Gordon Ryan, Andre Galvao, Danielle Kelly, Mikey Musumeci, Tye and Kade Ruotolo, Renato Canuto, Tainan Dalpra and Jessa Khan. ONE also boasts submission grappling/MMA crossover stars including Garry Tonon and Marcus "Buchecha" Almeida.