Emperor Cheng of Jin
Eastern Jin · Jin · 3rd ruler
晉成帝 Jìn Chéngdì司馬衍 Sīmǎ Yǎn
Wade–Giles: Chin Ch'eng-ti · Ssu-ma Yen
Reigned 325–342 (16 years)
Reigned 16 years (325–342). Died at 22 (East Asian reckoning) of natural causes. 3rd ruler of Eastern Jin.
Facts
- Reign
- 19 October 325 – 26 July 342 (3rd ruler of Eastern Jin)
- Length of reign
- 16 years
- Born
- Unknown
- Died
- 26 July 342
- Age at accession
- 5
- Age at death
- 22
- Cause of death
- Natural causesNatural death or illness (including old age)
- Path to the throne
- Designated heirSucceeded the previous ruler of the same regime, who had chosen the heir (by testament, naming a crown prince, etc.)
- Predecessor
- Emperor Ming of Jin
- Successor
- Emperor Kang of Jin
- Era names
- 咸和 Xiánhé (proclaimed 326)
- 咸康 Xiánkāng (proclaimed 335)
Ages are given in East Asian reckoning (sui): a person is one year old at birth and gains a year at each New Year, so the figure is one or two years higher than the Western age.
During the reign
Number of times each event is recorded in the official histories. How each item is counted
- Era name changes
- 2
- General amnesties
- 10
- Empresses installed
- 1
- Crown princes deposed
- 0
- Personal campaigns
- 0
- Rebellions suppressed
- 4
- Rebellions faced
- 4
- Capital relocations
- 0
Emperors of Eastern Jin
- 1stEmperor Yuan of Jin晉元帝 Jìn Yuándì司馬睿 Sīmǎ Ruì318–323 · 4 years · Natural causes, age 47318–3234 yearsNatural causes, age 47
- 2ndEmperor Ming of Jin晉明帝 Jìn Míngdì司馬紹 Sīmǎ Shào323–325 · 2 years · Natural causes, age 27323–3252 yearsNatural causes, age 27
- 3rdEmperor Cheng of Jin晉成帝 Jìn Chéngdì司馬衍 Sīmǎ Yǎn325–342 · 16 years · Natural causes, age 22325–34216 yearsNatural causes, age 22
- 4thEmperor Kang of Jin晉康帝 Jìn Kāngdì司馬岳 Sīmǎ Yuè342–344 · 2 years · Natural causes, age 23342–3442 yearsNatural causes, age 23
- 5thEmperor Mu of Jin晉穆帝 Jìn Mùdì司馬聃 Sīmǎ Dān344–361 · 16 years · Natural causes, age 19344–36116 yearsNatural causes, age 19
- 6thEmperor Ai of Jin晉哀帝 Jìn Āidì司馬丕 Sīmǎ Pī361–365 · 3 years · Natural causes, age 25361–3653 yearsNatural causes, age 25
- 7thEmperor Fei of Jin晉廢帝 Jìn Fèidì司馬奕 Sīmǎ Yì365–372 · 6 years · Natural causes, age 45365–3726 yearsNatural causes, age 45
- 8thEmperor Jianwen of Jin晉簡文帝 Jìn Jiǎnwéndì司馬昱 Sīmǎ Yù372 · 250 days · Natural causes, age 53372250 daysNatural causes, age 53
- 9thEmperor Xiaowu of Jin晉孝武帝 Jìn Xiàowǔdì司馬曜 Sīmǎ Yào372–396 · 24 years · Assassinated, age 35372–39624 yearsAssassinated, age 35
- 10thEmperor An of Jin晉安帝 Jìn Āndì司馬德宗 Sīmǎ Dézōng396–419 · 22 years · Assassinated, age 37396–41922 yearsAssassinated, age 37
- 11thEmperor Gong of Jin晉恭帝 Jìn Gōngdì司馬德文 Sīmǎ Déwén419–420 · 1 year · Assassinated, age 36419–4201 yearAssassinated, age 36