Background: Cataract is the clouding of the lens where each State of the eye which occurs as a result of hydration (adding liquid) lens, lens protein denaturation or due to both. Cataracts are the cause of 47.8% of blindness in the world. Therefore, it is important to know the risk factors of cataract. Objective: To observe the risk factors of senile cataract at the Rumah Sakit Khusus Mata Masy…