Jianyuan may refer to: * Remonstrance Bureau, a government agency during the Song and Jurchen Jin dynasties

Historical eras

*Jianyuan (140BC–135BC), era name used by Emperor Wu of Han *Jianyuan (315–316), era name used by Liu Cong (Han-Zhao), emperor of Former Zhao *Jianyuan (343–344), era name used by

Emperor Kang of Jin Emperor Kang of Jin (; 322 – 17 November 344), personal name Sima Yue (), courtesy name Shitong (), was an emperor of the Eastern Jin Dynasty (266–420). He was a son of Emperor Ming and younger brother (by the same mother) of Emperor Chen ...

*Jianyuan (365–385), era name used by

Fu Jian (337–385) Fu Jian (; 337–385), courtesy name Yonggu () or Wenyu (), formally Emperor Xuanzhao of (Former) Qin (), was an emperor (who, however, used the title "Heavenly King" (''Tian Wang'') during his reign) of the Di-led Chinese Former Qin dynasty, u ...

, emperor of Former Qin *Jianyuan (479–482), era name used by Emperor Gao of Southern Qi {{disambiguation