
CO-FOUNDER
Jeniffer Xavier
• Leader • Crown Co-Founder • Coach | Checkmat Qatar
Building structure, community, and high-level development through Jiu-Jitsu.

Jeniffer Xavier
is an essential part of the foundation behind Checkmat Qatar, contributing not only as a coach but also as a leader within the academy’s culture and growth.
With a natural ability to connect with students, Jeniffer has become a reference in creating a welcoming, safe, and motivating environment especially for women and children. Her approach combines technical instruction with emotional intelligence, ensuring that every student feels supported in their journey.
She is deeply involved in the development of the Little Champions classes, where her focus goes beyond technique emphasizing confidence, discipline, respect, and personal growth.
As part of a family-driven academy, Jeniffer represents the true spirit of Checkmat Qatar: unity, consistency, and passion for Jiu-Jitsu.
LEADERSHIP
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Jeniffer Xavier represents the foundation behind the structure of Checkmat Qatar.
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Her leadership is focused on organization, development, and creating a strong internal culture where discipline, respect, and professionalism are part of daily training.
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She plays a direct role in maintaining the standards that elevate the academy to an international level.
Student retention and development
Strengthening the community culture
Maintaining high operational standards
Growth of the kids and women’s programs
COACHING APPROACH
Structured and disciplined environment
Strong connection with families and community
Focus on confidence and development
Individual attention to students
Supportive and motivating environment
Emphasis on consistency and evolution
CLASSES
Little Champions A
TITLES
PAN-AMERICAN CHAMPION


CROWN KIMONOS
Jeniffer Xavier is also the co-founder of Crown Kimonos, a performance-driven Jiu-Jitsu brand built with the vision of creating products designed for athletes who demand quality, durability, and identity.
As part of the leadership behind the brand, she contributes to the development of its structure, positioning, and global direction, helping shape Crown Kimonos into a brand that represents excellence, discipline, and the mindset of champions.
Her role connects directly with the growth of the Jiu-Jitsu community, reinforcing a strong identity that goes beyond training — extending into lifestyle, performance, and international presence.
PHILOSOPHY
“Jiu-Jitsu is not just about learning how to fight — it’s about becoming stronger, more confident, and better every day, on and off the mat. Sacrifice your leisure time to build your dreams.
JENIFFER XAVIER

























