List of state leaders in 391

See also
List of state leaders in 390 Events of 391 List of state leaders in 392 State leaders by year

This is a list of heads of state, government leaders, and other rulers in the year 391.

Africa

China
- Eastern Jin - Emperor Xiaowu, Emperor of Eastern Jin (372-397)
- Former Qin - Fu Deng, Emperor of Former Qin (386-394)
- Later Liang - Lü Guang, Emperor of Later Liang (386-400)
- Later Qin - Yao Chang, Emperor of Later Qin (384-393)
- Later Yan - Murong Chui, Emperor of Later Yan (384-396)
- Northern Wei - Emperor Daowu, Emperor of Northern Wei (386-409)
- Western Qin - Qifu Gangui, Prince of Western Qin (388-400)
Gupta Empire – Chandragupta II, Gupta Emperor of India (375-414)
Japan (Yamato period) - Emperor Nintoku, Emperor of Japan (c.313-c.399 traditional dates)
Korea (Three Kingdoms Period)
- Baekje - Jinsa, King of Baekje (385-392)
- Gaya - Isipum, King of Gaya (346-407)
- Goguryeo -
  1. Gogugyang, King of Goguryeo (384-391)
  2. Gwanggaeto, King of Goguryeo (391-413)
- Silla - Naemul, King of Silla (356-402)