Justin Agustin Bio: Wife, Age, Kids, Net Worth, TikTok, Height, Parents, YouTube, Career

Justin Agustin is a prominent Canadian fitness instructor, TikTok star, content creator, app developer, and motivational coach known as the gentle, beginner-friendly “coach on your feed.”

He empowers everyday people, especially fitness newcomers, through low-impact, accessible workout videos, mobility routines, and no-excuses motivation.

Through his viral TikTok content, Justin Agustin Fitness app, online challenges, and honest storytelling about consistency and discipline, he has inspired millions to start their health journeys with kindness and realism.

Quick Facts

• Full Name: Justin Agustin
• Stage Name: Justin Agustin
• Born: February 16, 1986
• Age: 40 years old
• Birthplace: Canada
• Nationality: Canadian
• Ethnicity: Filipino-Canadian
• Occupation: Fitness Instructor, TikTok Star, Content Creator, App Developer
• Height: Unknown
• Religion: Christianity
• Parents: Jess Agustin and Tess T. Agustin
• Siblings: Unknown
• Spouse: Kathleen D. Joyce
• Children: Two
• Relationship: Married
• Net Worth: $2 million USD

Early Life and Education

Justin Agustin was born on February 16, 1986, in Canada. He was raised by his parents Jess Agustin and Tess T. Agustin in a supportive Filipino-Canadian family environment that emphasized hard work and resilience.

He grew up as part of a close-knit family with deep Filipino roots, often celebrating traditions with his grandmother (Lola), who reached 102 years old. Justin developed an early interest in movement and helping others while navigating his own fitness journey.

Details about his formal education remain limited publicly, but he channeled his passion into building practical, beginner-focused fitness programs. His ethnicity is Filipino-Canadian. His religion is Christianity.

Career

Justin Agustin began his professional path behind the camera, filming and editing videos for artists, fitness models, and influencers. He launched his TikTok account @justin_agustin in April 2020 during the pandemic, sharing gentle, low-impact workouts designed specifically for beginners and those returning to fitness. His calm, encouraging style quickly resonated, growing his following to over 2.1 million on TikTok alone.

He expanded into the Justin Agustin Fitness app and website, offering full-length programs, monthly challenges, and mobility routines that emphasize consistency over intensity. Recognized by brands like BuzzFeed, TED, Nifty, and PopSugar, Justin has built a thriving digital fitness empire focused on making exercise approachable for all ages and abilities.

He continues to create motivational content on discipline, morning routines, and everyday wellness while maintaining an authentic voice that highlights his personal “why” and family-driven purpose.

Social Media

• Instagram Handle: @justinagustin
• TikTok: @justin_agustin
• YouTube: Justin Agustin
• Facebook: Justin Agustin

Personal Life

Justin Agustin, 40 years old, is married to fellow fitness trainer Kathleen D. Joyce. The couple shares two daughters and often celebrates family milestones together. No long-term past relationships are widely documented publicly before his marriage.

He is happily married and not engaged in any other relationship. Justin prioritises time with his wife Kathleen D. Joyce, their daughters, and extended family including his parents Jess Agustin and Tess T. Agustin and his beloved Lola.

He frequently expresses deep gratitude for his supportive family and the blessings in his life. His height is Unknown.

Net Worth

Justin Agustin’s net worth is estimated at $2 million USD. His income primarily comes from his TikTok and social media influencer partnerships, the Justin Agustin Fitness app and online programs, workout challenges and digital content sales, brand collaborations, and motivational coaching revenue.