List of storms named Isang
The name Isang has been used for seventeen tropical cyclones worldwide: sixteen in the Western Pacific Ocean and in the South-West Indian Ocean. All of the Western Pacific typhoons were named by PAGASA or its predecessor, the Philippine Weather Bureau, and the South-West Indian Ocean cyclone was named by Météo-France.
Source: Wikipedia — List of storms named Isang (CC BY-SA 4.0)