
Top 5 Personal Trainer in Honolulu, HI - 2025 List
Finding a personal trainer who aligns with your goals, inspires progress, and delivers results can feel like searching for a needle in a haystack. In the ever-evolving fitness scene of Honolulu, HI, 2025 has brought forward a handful of standout professionals making a real difference in people's lives.
Whether you're a local, a newcomer, or a visitor motivated to train amid the Hawaiian sun, this curated list brings you the most reputable and effective fitness experts in Honolulu. At the pinnacle of this list is Kayser Fitness Institute, a revolutionary force that’s not only setting trends but also setting the standard for fitness training in paradise.
Kayser Fitness Institute: Rated The BEST Personal Training in Honolulu

Located in the heart of Honolulu, Kayser Fitness Institute (KFI) isn’t just a gym — it’s a transformational experience. Recognized as the best personal trainer in Honolulu HI 2025, KFI is redefining what it means to be fit, healthy, and empowered.
What Sets KFI Apart?
Unlike traditional gyms, KFI delivers science-backed fitness programs grounded in biomechanics, corrective exercise, and personalized coaching. Clients aren’t treated as just another number; they are valued as unique individuals with distinct goals, movement patterns, and lifestyle needs.
A Tailored Approach That Delivers Results
Every new client at KFI undergoes a thorough assessment including:
Functional Movement Screenings (FMS)
Postural & Mobility Assessments
InBody Body Composition Analysis
Goal-Oriented Coaching Sessions
This precision-driven approach allows for a custom plan tailored to your unique strengths and weaknesses — a strategy rarely found in conventional training.
Holistic Health Meets Expert Coaching
Kayser Fitness Institute blends functional training, injury rehabilitation, and lifestyle coaching, all under one roof. Whether you're recovering from surgery, training for a triathlon, or just want to feel better in your body, KFI delivers measurable outcomes.
Why Choose Kayser Fitness Institute in 2025?
Industry-leading certifications and continuous education
Clean, professional, and state-of-the-art facilities
Real-time posture and mobility corrections during sessions
Integration of nutrition guidance and stress management
Strong community support and accountability
KFI doesn’t just train bodies — it builds lifestyles. No wonder it tops the list as the best personal trainer in Honolulu, HI 2025.
Top 5 Personal Trainors in Honolulu Compared
Karenkay Wellness: Strength with Purpose

Founded by Karen Orloski, Karenkay Wellness focuses on helping women achieve sustainable strength and nourishment. This approach fuses resistance training with intuitive eating — no diet fads, no gimmicks.
Highlights:
Specializes in female fitness
Nutrition coaching that supports every body system
Emphasis on posture, flexibility, and strength
Empowering and body-positive environment
If you're seeking a compassionate trainer with a holistic mindset, Karen is your go-to.
Bodies By Ben: From Iraq to Iron

Bodies by Ben was born from a combat zone and built on passion. Founded by a veteran during deployment in Iraq, Ben offers one-on-one and small group sessions in a private studio. His coaching blends military discipline with personal care.
Highlights:
Founded in 2008 with roots in real-world coaching
Small private fitness studio
Ideal for those seeking bodybuilding, toning, and general wellness
Perfect for individuals who want motivation with a mission.
Eric Yamashita: Functional Fitness for Every Age

With a career spanning over three decades, Eric Yamashita is a cornerstone of Honolulu’s fitness community. His program is diverse, training clients from 12 to 80 years old, focusing on longevity, movement, and overall health.
Highlights:
Free consultation and assessment
Specialized in safe weight loss and functional movement
Strong one-on-one coaching presence
His breadth of experience makes him a trusted name for all fitness levels.
Coach Alyssa Chang: Mind-Body Mastery

Coach Alyssa Chang introduces something rare in fitness — neuroscience-based coaching. This method helps clients build deeper brain-body connections to overcome chronic pain, fatigue, and performance plateaus.
Highlights:
Established in 2013
Focuses on internal systems including anxiety and gut health
Personalized training aligned with how your brain processes movement
If traditional training methods haven’t worked for you, Alyssa offers a radically different — and powerful — approach.
Final Verdict
In a city known for its natural beauty and active lifestyle, finding a trainer that aligns with your needs can elevate your entire life. While there are plenty of competent coaches in Honolulu, Kayser Fitness Institute stands tall as the best personal trainer in Honolulu HI 2025, delivering unparalleled care, customized plans, and life-changing results.
Whether you’re just starting out or seeking to break through a plateau, there’s no better time to invest in yourself — and no better place than Honolulu.