This study was performed to investigate the ophthalmic diseases in 269 Holstein dairy cattle of 10 farms in Kyunggido, Korea. The acerage prevalence rate of ophthalmec diseases was 25.7%, ranging of from 4.8% to 47.6%. The highest incidence age was between 3 and 4 years old, 41.9% and then in order of between 5 and 6 years, between 2 and 3 years, over 6 years, between 4 and 5 years, between 1 and 2 years, and up to 1 year were shown the incidence of 33.3%, 29.4%, 27.7%, 23.8%, 19.8% and 12.5%, respectively. The prevalence rate of cataracts was higher than any other ophthalmic diseases, 10.4% and then in order of chorioretinitis, iris posterior synechiae, corneal scar, conjunctivitis, blindness, third eyelid carcinoma and globe anomaly were diagnosed as the incidence of 4.1%, 3.0%, 1.7%, 1.3%, 0.4%, 0.2% and 0.2%, respectively.