Line roller

A line roller for guiding fishing line to a spool of a spinning reel for fishing, comprising:

• a cylindrical guide member having a guide surface configured to guide the fishing line to the spool;
• a bearing rotatably supporting an inner circumferential surface of the guide member;
• a support member supporting an inner circumferential surface of the bearing in a radial direction;
• a collar abutting an axial side surface of the bearing and fixing an axial position thereof;
• a waterproof member interposed between the collar and the support member at a contacting surface thereof over an entire circumference around an axis of rotation of the guide member;
• and
• a groove disposed on at least one of the collar or the support member at the contacting surface between the collar and the support member over the entire circumference around the axis of rotation, and the waterproof member being disposed in the groove.