Anti-climbing stay wire and telegraph pole

The utility model discloses an anti-climbing stay wire and a telegraph pole, relates to the technical field of high-altitude stringing, and aims to solve the problem of how to improve the anti-climbing effect of the anti-climbing stay wire. The anti-climbing stay wire comprises a stay wire body, a plurality of rotating pieces, a first limiting piece and a second limiting piece, a first through hole is formed in each rotating piece, the stay wire body is sleeved with the rotating pieces through the first through holes, the rotating pieces can rotate around the stay wire body, the rotating pieces are sequentially arranged in the extending direction of the stay wire body, and every two adjacent rotating pieces make contact with each other; the first limiting piece is arranged on the stay wire body and is fixed relative to the stay wire body; the second limiting piece is arranged on the stay wire body and is fixed relative to the stay wire body, the first limiting piece, the multiple rotating pieces and the secon