To provide a fishing line guide in which the fishing line guide installed in the tip of the point of a fishing rod and each rod tube is detachable, and which can be easily fixed at any position.SOLUTION: A fishing line guide 10 is detachably fixed and installed at any position of the tip of a fishing rod or a rod tube. The fishing line guide includes: a first tubular member 1 formed of a hollow portion 2 for inserting the tip of the fishing rod, or a second tubular member formed of a through-hole where the rod tube penetrates； and a tube diameter reducing member for reducing an inner diameter of some specific section 4 among sections having the hollow portion 2 or the through-hole. The fishing line guide is characterized in that a supporting part 3 of a guide ring is integrally formed on an outer circumference other than the specific section of each of the first tubular member 1 and the second tubular member.SELECTED DRAWING: Figure 1【課題】釣竿の穂先の先端及び各竿管に設置する釣糸ガイドが着脱自在で、任意に位置に簡単に固定できる釣糸ガイドを提供する。【解決手段】釣竿の先端又は竿管の任意の位置に、着脱自在に固定設置する釣糸ガイド１０であって、釣竿の先端を挿入する中空部分２が形成された第１管状部材１、又は竿管が貫通する貫通孔が形成された第２管状部材と、上記中空部分２又は上記貫通孔を有する区間のうち、一部の特定区間４の内径を縮小させる管径縮小部材と、を備え、ガイドリングの支持部３は、上記第１管状部材１及び上記第２管状部材それぞれの、上記特定区間を除外した外周上に一体的に形成されたことを特徴とする。【選択図】図１
