In the fourth year of Jiading in the Southern Song Dynasty, a county was established from the eastern part of Guiyang County, so it was named. During the Neolithic Age, ancestors already lived and reproduced. Before the Zhou Dynasty, Guidong belonged to Jingzhou.

　　　 The Southern Song 4th year of Jiading (1211) was established in the eastern part of Guiyang County (now Rucheng County and other places), so it was named.

　　As the Neolithic Age, ancestors already lived and reproduced. Before weekly , Guidong belonged to Jingzhou. During the Spring and Autumn Period and the Warring States Period, it belonged to Chu. In the Qin Dynasty, it was the territory of Chen County, Changsha County. Han Dynasty , is the territory of Hanning County. During the Three Kingdoms period, it belonged to Yang'an County. Western Jin , affiliated to Jinning County. Eastern Jin , belonging to Rucheng County. Northern and Northern Dynasties belongs to Luyang County. In the first year of Zhenguan in the Tang Dynasty (627), Luyang County was changed to Yichang County . Last Tang , affiliated to Chenyi County. Northern Song At the beginning of the Taiping Heavenly Kingdom (976), Chenyi County was changed to Guiyang County. In the fourth year of Jiading in the Southern Song Dynasty (1211), the Guiyang (now Rucheng ) was demolished and Guidong County was established in Lingling and Yicheng townships. Yuan, belongs to Chenzhou Road. At the beginning of Hongwu in the Ming Dynasty, he was under the jurisdiction of Chenzhou Prefecture. Hongwu ninth year (1376) belongs to Chenzhou . In the 17th year of the Kangxi reign of the Qing Dynasty (1678), Wu Sangui was called emperor and Hengzhou , avoiding his taboo, changing Guidong County to Yangping County. In February of the following year, it was renamed Guidong County.

　　At the beginning of the Republic of China (1911), it belonged to Hengyang Road, Hunan. In the 26th and 29th year of the Republic of China, it was affiliated to the Eighth Administrative Inspection Area and the Third Administrative Inspection Area of ​​Hunan Province. After the founding of the People's Republic of China, it belonged to Chenxian District , Chenzhou District , and Chenzhou District .

　　In November 1958, Guidong and Rucheng merged into Rugui County . In June 1961, Guidong County was restored. Now the county has 16 townships, including Chengguan Town, , Shatian Town, , , Qingquan Town, and Qiaotou, Hankou, Huangdong, Sandong, Zengkou, Zhaiqian, Liuyuan, Datang, Xinfang, Pule, Dongluo, Beixi, Dashui, Qingshan, Sidu, etc., 145 villages, and 4 residents' committees. The total population is 165,962, of which 150,357 are agricultural, accounting for 90.6%. Mainly Han ethnic group , there are ethnic minorities such as Yao ethnic group (142 people), She ethnic group (332 people), and they live in Caidong Village, Qingshan Township, Duliao Village, Huangdong Township, and Zhongkeng Village, Qingquan Town.