List of state leaders in 387

See also
List of state leaders in 386 Events of 387 List of state leaders in 388 State leaders by year

This is a list of heads of state, government leaders, and other rulers in the year 387.

Asia

China (Sixteen Kingdoms Period)
- Eastern Jin Dynasty - Emperor Xiaowu, Emperor of China (372-396)
- Former Qin - Fu Pi, Emperor of Former Qin (386-394)
- Later Liang - Lü Guang, Emperor of Later Liang (384-400)
- Later Qin - Yao Chang, Emperor of Later Qin (384-393)
- Later Yan - Murong Chui, Emperor of Later Yan (384-396)
- Western Qin - Qifu Guoren, Prince of Western Qin (385-388)
- Northern Wei - Daowu, Emperor of Northern Wei (386-409)
India
- Gupta Empire - Chandragupta II (c.350-415)
- Kadamba Dynasty - Kangavarma (365-390)
- Vakataka - Divakarasena (385-400)
- Western Satraps - Rudrasena IV (382-388)
Japan - Nintoku (313-399)
Korea (Three Kingdoms Period)
- Baekje - Jinsa, King of Baekje (385-392)
- Goguryeo - Gogugyang, King of Goguryeo (384-391)
- Silla - Naemul, King of Silla (356-402)
Geumgwan Gaya - Ipum of Geumgwan Gaya, King of Geumgwan Gaya (346-407)
Sri Lanka - Upatissa I (370-412)

Armenia -
- Arsaces III (Arshak III), King of Armenia (378–387)
- Khosrov IV, King of Armenia (387-389)
Georgia (Caucasian Iberia) - Aspacures III (380-394)
Western Roman Empire -
- Magnus Maximus, Roman Emperor (383-388)
- Valentinian II, Roman Emperor (375-392)