Abstract: A portable golf ball scrubber including a bag and a fixture, the bag having an inner water-absorbent sheet composed of ultra-fine polyester fabric and an outer waterproof sheet, an upper mouth of which is composed of a resilient band, and a lower end of which is of a hemi-spherical shape, the fixture being mounted on an upper portion of the bag and having an attachment and a hook or a clamp, which is detachably installed, wherein the attachment and the hook or clamp are made of metal, and at least one of which includes a magnet, by which the attachment and the hook or the clamp are connected together.