古迪耶塔姆（Gudiyatham），是印度泰米尔纳德邦Vellore县的一个城镇。总人口91376（2001年）。

该地2001年总人口91376人，其中男性45506人，女性45870人；0—6岁人口9427人，其中男4826人，女4601人；识字率71.13%，其中男性为78.28%，女性为64.04%。

Gudiyatham (also called Gudiyattam or Gudiyettram) is a municipality in Vellore district in the Indian state of Tamil Nadu. It is a town located 31 km from the city of Vellore. As of 2011, the town had a population of 91,558. This is the place where the first Indian national flag was woven. Gudiyatham is a first-grade municipality. It was named as Gudiyatham Municipality in the year of 1886.