She defeated Russia's Margarita Blizniakova in the under-57kg final in the golden point period.
Kosar Asaseh (-62kg) and Melika Mirhosseini (-73) of Iran had already won two bronze medals in the competition.
The World Taekwondo Women's Open Championships were held from November 25 to 27 in Riyadh, Saudi Arabia.
Winning athletes secured 40.0 ranking points while the second and third place winners took 24 and 14.4 ranking points respectively.