The invention relates to a cranberry extract eye ophthalmic preparation and a preparation method and uses thereof, and belongs to the technical field of eye ophthalmic preparations. The technical problem to be solved is to provide a cranberry extract eye ophthalmic preparation. The cranberry extract eye ophthalmic preparation comprises an active ingredient of cranberry extract. The cranberry extract eye ophthalmic preparation can effectively treat, prevent or alleviate cataract, glaucoma, vitreous opacity, macular degeneration, retinopathy, optic atrophy, keratitis, epiphora induced by wind, presbyopia, myopia, visual fatigue, blurred vision, conjunctival burn, conjunctivitis, corneal ulcer, palpebral ecgema, floaters or trachoma and other eye diseases. A novel preparation is provided for treating cataract, glaucoma, vitreous opacity, macular degeneration, retinopathy, optic atrophy, keratitis, epiphora induced by wind, presbyopia, myopia, visual fatigue, blurred vision, conjunctival burn, conjunctivitis, corneal ulcer, palpebral ecgema, floaters or trachoma and other eye diseases, and meets the strong demand of people for loving and protecting eyes.