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Kettlebell Cossack Squat

Step by step instructions, muscle activation and variants for the Kettlebell Cossack Squat.

MediumGlutesQuadriceps

About this exercise

A deep lateral squat holding a kettlebell that builds unilateral leg strength while simultaneously stretching the inner thigh of the extended leg. The Cossack squat challenges hip mobility, glute activation, and quadriceps strength through a large range of motion.

How to Perform

  • Stand with feet wider than shoulder-width apart, holding a kettlebell at chest height or hanging at arm's length
  • Shift your weight to one side and bend that knee deeply, lowering your hips toward the floor
  • Keep the opposite leg straight with the foot flat or toes pointing upward
  • Maintain an upright torso and keep the bent knee tracking over the foot
  • Push through the heel of the working leg to return to the starting position
  • Complete all reps on one side before switching

Muscle Activation

Primary
GlutesQuadriceps
Secondary
HamstringsInner thighs

About the Kettlebell Cossack Squat

The Kettlebell Cossack Squat is a foundational movement that builds strength and muscle through controlled, progressive overload. Train it 1 to 2 times per week with 3 to 5 working sets per session, gradually adding weight or reps as form holds up.