吴县
Zhu Huan was from Wu County, Wu Commandery, which is in present-day Suzhou, Jiangsu. The Zhu clan, which he was from, was one of the four most influential clans in Wu Commandery at the time. He started his career under the warlord Sun Quan, who controlled the territories in the Jiangdong region in the late Eastern Han dynasty, and was appointed as the Chief () of Yuyao County () during this time.