To provide ring runners for a curtain easily attachable, with which a curtain with the ring runners can be made at home regardless of the kind of curtain which has frills or is made of light or heavy curtain cloth.

The ring runner has a plate A4 and a plate B5. Two or four pieces of big trapezoid holes and small trapezoid holes are respectively provided to the plate A4 and the plate B5 to penetrate a conic pin 1 for connecting the both plates. A fastening 8 is provided to an upper section of the plate A4 to rotate a ring 7, small pins 6 are alternately arranged at internal sides of the plate A4 and the plate B5 and the conic pin 1 for fixing the both plates is provided.