Nguyen The To (May 31, 1802 - February 3, 1820)
H.I.M. Emperor Gia Long
Nguyen Thanh To (February 14, 1820 - January 20, 1841)
H.I.M. Emperor Minh Mang
Nguyen Du'c Tong (November 10, 1847 - July 19, 1883)
H.I.M. Emperor Tu' Du'c
1