Marianas Open Dumau

The Guam Marianas DUMAU Open is a professionally organized Brazilian Jiu-Jitsu tournament designed to give athletes of all ages valuable competition experience in a positive and competitive environment. As Guam’s only ASJJF-ranked tournament, competitors have the opportunity to earn official ranking points while testing their skills against local and visiting athletes. The event features both GI and NO-GI divisions for kids, teens, and adults of all experience levels. DUMAU serves as an ideal stepping stone for athletes preparing for larger regional and international competitions. Beyond medals and rankings, the tournament focuses on building confidence, sportsmanship, and personal growth through competition. Whether it’s your first tournament or your next challenge, the Guam Marianas DUMAU Open provides a welcoming platform to learn, compete, and improve. It is also the perfect build-up event leading into the Guam Marianas Open International Championship in October.