Huntington's chorea is the most common hereditary chorea, which is inherited as autosomal dominant trait, which develops in the middle age. Its symptoms are progressive choreic movement, emotional and personality disturbance and dementia. Eventually, the patient progressively becomes incapable of leading the activity of daily living. We present here the case of two patients with Huntington's chorea, who complained of involuntary movement on their extremities, faces as well as affective disorder such as emotional and personaltiy disturbance.