The most frequently dislocated joint in the body is
The glenohumeral joint is the most mobile joint in the body and is very unstable As the mobility increases, stability is lost in the joint The shoulder dislocation occurs more commonly in adults and rare in the children. Ref : Gray's Anatomy The Anatomical Basics of Clinical Practice 41 e pg 813.
Acromioclavicular joint
Glenohumeral joint
Ankle joint
Hip joint
Upper limb