장흥은 마을이 길다고 하여 장리(長里)라고 부르다가 오래도록 길이길이 흥하라는 뜻에서 고친 이름이다.
Jangheung was named Jangri because it was a long village but was renamed Jangheung in the sense that the village should be prosperous for a long time.