Single Leg RDLs (Romanian Deadlifts): The Ultimate Guide for Hamstring and Glute Strength

Should you have ever struggled with weak hamstrings, shaky balance, or feeling uneven during lifting, single leg Romanian deadlifts may be your missing piece. These powerhouse moves don’t just sculpt strong glutes—they help correct imbalances, boost stability, and even alleviate pressure off your lower back. But getting the form right is tricky, and small mistakes can turn a strength-builder into a strain. Ready to access better movement while avoiding common pitfalls? Let’s break it down.

What Is a Single Leg Romanian Deadlift?

Ever pondered how to strengthen your hamstrings and glutes while also improving balance? The Single Leg Romanian Deadlift is your answer.

It’s a strength training move where you hinge at your hips, keeping one leg anchored while the other lifts back. You target your posterior chain—hamstrings and glutes—while your core muscles engage for spinal stability.

Proper posture is key; a straight back prevents strain. The hip hinge movement builds balance and stability, making everyday movements easier.

It’s adaptable, too—add weights or adjust speed to match your fitness level. Simple, effective, and a transformative element for lower-body strength.

Muscles Worked in Single Leg Romanian Deadlifts

The single leg Romanian deadlift isn’t just about lifting—it’s a full-body move that strengthens everything from your hips to your toes. Here’s how your musculature gets challenged:

  1. Hamstrings & Gluteus Maximus: These powerhouses drive hip extension and knee flexion, keeping your lower body strong and stable.
  2. Erector Spinae & Core Muscles: They work overtime to maintain spinal stability, preventing rounding and keeping your posture solid.
  3. Balance & Proprioception: Your smaller stabilizers—like foot and calf muscles—fire up to keep you steady, improving coordination and control.
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Every rep builds strength where it counts.

Benefits of Single Leg Romanian Deadlifts

Single Leg RDLs boost your whole-body functional movement, making everyday activities easier by training multiple muscle groups at once.

They also challenge your primary balance systems, helping you stay steady on uneven surfaces or during quick direction changes.

Plus, they strengthen your foot and calf muscles, giving you a solid foundation for better stability and power.

Whole Body Functional Movement

Few exercises pack as much functional punch as single-leg Romanian deadlifts—they’re like a secret weapon for full-body movement.

By targeting your posterior chain (glutes, hamstrings, and back), Single Leg RDLs build functional strength for real-life tasks like lifting groceries or climbing stairs.

Here’s why they’re a transformative element:

  1. Unilateral training corrects muscle imbalances, ensuring both legs work evenly.
  2. Dynamic balance improves as you challenge your stability, boosting mobility and injury prevention.
  3. Hip extension fires up your hamstrings, making movements like walking or running smoother.

You’ll feel stronger, more balanced, and ready for anything.

Challenges Primary Balance Systems

While you’re standing on one leg during a single-leg RDL, your body isn’t just working those hamstrings—it’s lighting up all three of your balance systems at once.

Your visual, vestibular, and somatosensory systems team up to keep you steady, boosting proprioception and stability. The dynamic balance challenge forces your muscles to coordinate, improving postural balance even with external loads.

Each rep sharpens your control, making everyday movements smoother. Plus, as your hamstring and glute strength grows, so does your ability to stay grounded during more complex tasks.

It’s not just strength—it’s smarter movement.

Strengthens Foot and Calf Muscles

  1. Stability Boost: The single-leg RDL forces your foot and calf to work overtime for balance maintenance, building proprioceptive feedback that sharpens coordination.
  2. Injury Prevention: Stronger calves and feet mean better support for your posterior chain, reducing strain on joints during dynamic balance exercises.
  3. Functional Strength: You’ll notice improved stability in daily movements, from stairs to sprints, thanks to targeted muscle engagement.
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Your lower legs will thank you!

Proper Form and Technique for Single Leg RDLs

Start by focusing on your stance and alignment—keep your hips squared and your shoulders level to maintain balance.

Shift most of your weight onto your standing leg while keeping the other foot slightly off the ground for stability. This helps you engage the right muscles while reducing the chance of wobbling or tipping over.

Stance and Alignment

To nail the stance and alignment for single-leg RDLs, you’ll want to focus on stability from the ground up.

Start in a hip-width stance, shifting weight onto one foot while lifting the other slightly for balance. Keep your core engaged and hips level to avoid tilting.

  1. Foot Position: Your standing foot should stay flat, with toes pointing forward for a solid base.
  2. Hip Hinge: Push your glutes back as you lower, keeping your torso straight and back neutral.
  3. Alignment: Extend the lifted leg in line with your torso, maintaining balance without letting your hips twist.

Weight Distribution Tips

Since nailing your stance sets the foundation for single-leg RDLs, how you distribute your weight can make or break your form.

Keep most of your weight over the midfoot—this boosts balance and stability. Engage the core to maintain proper alignment and control hip movement as you hinge. Bend the standing knee slightly to avoid locking it, helping with weight transfer and joint safety.

Press through your heel while rising to fire up the glutes and hamstrings. Use a mirror to check your hips stay level, ensuring even weight distribution. Small tweaks here keep your form tight and effective.

Common Mistakes and How to Fix Them

1. Rounding the back: Should your spine curve, you’re straining your lower back.

Maintain a flat back by hinging at the hips and keeping your chest proud.

2. Poor weight distribution: Shift too far forward or back, and you’ll wobble.

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Keep your proper alignment—stand hip-width apart and press evenly through your standing foot.

3. Knee misalignment: Letting your knee cave inward stresses the joint.

Focus on knee alignment with your toes to reduce the risk.

Engage your core throughout to stay stable.

Variations of Single Leg Romanian Deadlifts

Once you’ve nailed down the basics of single leg RDLs and ironed out common form issues, mixing things up can keep your workouts fresh and challenging.

Try Dumbbell Single Leg RDLs for added resistance while testing your balance.

Kettlebell Single Leg RDLs offer a unique grip, helping with stability.

Barbell Single Leg RDLs ramp up the load, demanding more core strength.

Landmine Single Leg RDLs provide a fixed path, great for beginners.

Rear Foot Elevated Single Leg RDLs deepen the stretch, targeting your glutes and hamstrings harder.

Each variation builds strength and conditioning while keeping your routine engaging.

How to Incorporate Single Leg RDLS Into Your Workout Routine

Should you want to strengthen your hamstrings, glutes, and core while improving balance, single-leg Romanian deadlifts (RDLs) belong in your routine. Here’s how to weave them in effectively:

  1. Frequency & Sets: Perform 1-2 times weekly, starting with 2-3 sets of 8-12 reps per leg. Use progressive weight as your hamstring and glute strength grows.
  2. Timing: Slot them after compound lifts in lower body training to maximize muscle engagement without sacrificing form.
  3. Prep Work: Add balance drills like single-leg stands to improve stability before loading the single-leg RDL.

Pair with recovery days to avoid overuse.

Conclusion

Mastering single leg RDLs is like building a bridge between strength and stability—one solid rep at a time. Your hamstrings and glutes will thank you, your balance will sharpen, and those little wobbles? They’re just proof you’re pushing limits. Stick with it, and soon you’ll move with the confidence of someone who’s got gravity figured out. Now go own that lift.

Matthew Solan
Matthew Solan

Matthew Solan, MS, RDN, CDN, is a coach who has guided over 500 people with flexible dieting. Editor of The Allfit Well, he leads by example in fitness.
With degrees in biology and education and certifications in Fitness Nutrition and Training, he is a registered dietitian in Florida. Matthew is an expert in fitness, nutrition, and diets, staying updated through peer-reviewed scientific studies and expert interviews.