Demian Maia Age, Height, Weight, Wife, Net Worth 2026

Demian Maia is a Brazilian retired mixed martial artist and one of the most accomplished Brazilian Jiu-Jitsu practitioners to ever compete in the UFC. Known for his elite grappling, technical precision, and calm demeanor inside the cage, he competed in both welterweight and middleweight divisions.

Demian Maia was born on November 6, 1977, in São Paulo, Brazil, making him 49 years old. His zodiac sign is Scorpio. He began training in Brazilian Jiu-Jitsu at a young age and earned his black belt under the legendary Carlson Gracie.

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Personal Details

Full Name	Demian Maia
Nickname	The Ninja
Profession	Retired MMA Fighter, BJJ Practitioner
Date of Birth	6 November 1977
Age	49
Birthplace	São Paulo, Brazil
Nationality	Brazilian
Friends	Shakira
Zodiac Sign	Scorpio
Current Residence	Brazil

Career

Demian Maiia began his professional MMA career in 2001 and joined the UFC in 2007. He quickly rose through the welterweight ranks with impressive submission victories. He challenged for the UFC Welterweight Championship against Georges St-Pierre in 2010 and later competed in the middleweight division. Throughout his career, he secured multiple Performance of the Night bonuses and became known as one of the best grapplers in the sport. He retired from MMA competition after a long and respected career. As of 2026, he remains involved in Brazilian Jiu-Jitsu instruction and mentoring younger fighters.

Demian Maia Wife

Demian Maiia is married and has children. He is known for maintaining a very private personal life focused on family and training. He lives a disciplined lifestyle centered around martial arts, health, and personal development. He is respected by peers for his humility and professionalism both inside and outside the cage.

Physical Appearance

Height	6’0″ (183 cm)
Weight	170–185 lbs (77–84 kg) (fighting weight)
Eye Color	Brown
Hair Color	Black / Graying
Body Type	Athletic / Lean

Demian Maia Net Worth

Demian Maiia’s estimated net worth is approximately $4–7 million USD. His income comes from UFC fight earnings, sponsorships, Brazilian Jiu-Jitsu academies/seminars, coaching, and post-retirement ventures.