Ocular rosacea is a chronic inflammatory disease that affects the ocular surface. The clinical manifestations are blepharitis and Meibomian gland dysfunction, severe corneal involvement and visual impairment. The study of the pathogenesis in recent years is believed to be the result of a combination of risk factors. Its clinical manifestations lack specificity, but early diagnosis and standard treatment can significantly improve symptoms and restore vision. This review focuses on the latest research progress in ocular rosacea.