Lex Griffin Biography: Age, Wife, Children, Net Worth, Bodybuilding, YouTube, Career, Height

Lex Griffin also known as Lex Fitness is a British bodybuilder, natural physique competitor, personal trainer, fitness model, sponsored athlete, and content creator.

Through his honest YouTube videos, Instagram transformations, and no-nonsense training advice, he has inspired thousands to build muscle naturally, improve their physique, and stay consistent while sharing his journey from a skinny teenager to a respected voice in the fitness industry.

Quick Facts

• Full Name: Lex Griffin
• Stage Name: Lex Griffin
• Born: November 1, 1987
• Age: 38 years old
• Birthplace: Scotland, United Kingdom
• Nationality: British
• Ethnicity: British
• Occupation: Bodybuilder, Personal Trainer, Fitness Model, Content Creator
• Height: 5 feet 9 inches (175 cm)
• Religion: Christianity
• Parents: Mr. Griffin and Mrs. Griffin
• Siblings: Unknown
• Spouse: Lainey Bopster Griffin
• Children: One daughter
• Relationship: Married
• Net Worth: $1.8 million USD

Early Life and Education

Lex Griffin was born on November 1, 1987, in Scotland, United Kingdom. He was brought up by his parents Mr. Griffin and Mrs. Griffin in a supportive family environment. He grew up as an active child participating in various physically oriented activities including tennis, American football, rugby, and martial arts.

From a young age Lex remained interested in sports and stayed active. At age 15 he entered a gym for the first time and became immediately hooked on weight training. He attended local schools and later pursued personal training qualifications to turn his passion into a career. His ethnicity is British. His religion is Christianity.

Career

Lex Griffin started training seriously at 15 after being a relatively skinny kid. He built his physique through consistent gym work while balancing other sports and even spending time training and fighting which helped develop a lean and functional body. He transitioned into natural bodybuilding and fitness modelling, gaining recognition for his balanced, aesthetic look achieved without performance-enhancing drugs.

Lex became a sponsored athlete and personal trainer while launching his online presence. His YouTube channel Lex Fitness features detailed workout routines, nutrition advice, supplement reviews, and motivational content that has attracted hundreds of thousands of subscribers. He shares honest updates about his training, life experiences, and industry insights.

As a content creator he has collaborated with major fitness brands and continues producing videos on muscle building, fat loss, and mindset. In 2026 Lex remains active on social media and YouTube, focusing on authentic fitness education while balancing family life and coaching clients. His journey emphasizes natural progression, consistency, and enjoying the process of self-improvement.

Social Media

• Instagram Handle: @lex_fitness
• YouTube Channel: Lex Fitness
• Facebook: LEXGRIFFINOFFICIAL

Personal Life

Lex Griffin, 38 years old, is married to Lainey Bopster Griffin. The couple dated for a year before tying the knot and welcomed their first daughter shortly after. There are no publicly known past relationships detailed.

He frequently shares family moments and credits his wife for support throughout his career. Lex maintains a grounded lifestyle focused on training, content creation, and spending quality time with his growing family. His height is 5 feet 9 inches (175 cm).

Net Worth

Lex Griffin’s net worth is estimated at $1.8 million USD. His income primarily comes from content creation on YouTube and Instagram through ad revenue, sponsorships, and brand partnerships. Additional revenue streams include personal training services, online coaching programs, fitness modelling work, merchandise, and affiliate promotions with supplement and clothing brands.