A support apparatus of an ultrasound probe, a handsfree ultrasound probe including the support apparatus, and a method of operating the support apparatus. The support apparatus includes: a housing including an accommodation unit capable of accommodating an ultrasound probe and an adhesion unit capable of contacting a target object and a first control unit for controlling an adhesive force with respect to the target object of the adhesion unit according to whether a user touches at least one of the ultrasound probe and the housing.