Contact Deirdra now for your free personal consultation and fitness evaluation.  ·  Call me at 415.218.6783
Fitness Defined MarinMarin County, California Get Started Now
Fairfax · San Rafael · San Anselmo · Woodacre

We are all athletes at different levels.

For 28 years, personal trainer Deirdra Rogers has built customized fitness programs across Marin County — personal, semi-private, small group, and older adult training designed to help you lose fat, build muscle, and move better, wherever you're starting from.

28
Years in Marin County
4
Training Formats
3+
Studios, Plus Zoom
Personal Training Semi-Private Training Small Group Training Older Adult Training Special Event Prep Personal Training Semi-Private Training Small Group Training Older Adult Training Special Event Prep
Training Options

Find the program built for you.

Every plan is customized to your fitness preferences — weight loss, muscle gain, flexibility, or longevity — and evolves with your progress.

Personal & Semi-Private Training

Personal & Semi-Private Training

Work with a personal trainer built around your goals, your schedule, and your budget.

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Small Group Training

Small Group Training

Join a small group today — your free first workout is on Deirdra.

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Special Event Prep

Special Event Prep

Let me help you with a weight loss, firm-up package for your upcoming vacation, wedding, birthday — whatever important event…

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Older Adult Training

Older Adult Training

I'm a senior myself, and I understand the challenges seniors face as they start or continue their fitness journey.

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My goal is to help people get more fit — lose fat, build muscle, increase aerobic capacity, and improve flexibility.

Deirdra Rogers, Fitness Defined personal trainer
About the Trainer

Deirdra Rogers

I am a personal trainer, and my business, Fitness Defined, has provided personal, semi-private, and small group fitness training — including older adult training — in Marin County, California for 28 years.

ACE Personal Trainer AIFE Older Adult Fitness Certified In-Studio & Zoom Sessions
Read Deirdra's Full Bio
Client Results

What clients say

“I felt like my old, confident self.”

Janeen P., Fairfax, CA
Where We Train

Train wherever fits your life.

Sessions at established Marin County locations — or on your own turf, at home or over Zoom.

Fairfax Gym

Fairfax, CA — membership required

Move Strength & Conditioning Studio

San Rafael, CA — membership required

Woodacre Improvement Club

Woodacre, CA — membership required

Home or Zoom

Train from wherever works best for your schedule