SUMMARYCerebral venous sinus thrombosis (CSVT) is the presence of thrombosis in the dural vein, resulting with a variety of symptoms including seizure, loss of consciousness, focal neurological deficits, stroke and intracranial hypertension. Headache is the most common symptom of intracranial hypertension with or without vision loss, cranial nerve palsies. Since CSVT is more common in women regarding to the predisposing risk factors such as sex hormones, pregnancy, puerperium, which are unique to women, we reported these cases in order to emphasize the importance of considering this life-threatening, neurological emergency in women with headache complaint.