Gluteus minimus

Origin

Outer surface of the ilium

Insertion

Laterally on the top of the femur

Joint crossed

Hip

Joint action

Abducts the hip

Assists in turning the thigh inwards (medial rotation)

Posterior fibres laterally rotates the hip when hip is flexed

Important in hip stabilisation during the support phase in walking/running, preventing the pelvis dipping and the knees rolling in.