1347
| Years | 
|---|
| Millennium | 
| 2nd millennium | 
| Centuries | 
| Decades | 
| Years | 
| 1347 by topic | 
|---|
| Leaders | 
| 
 | 
| Birth and death categories | 
| Births – Deaths | 
| Establishments and disestablishments categories | 
| Establishments – Disestablishments | 
| Art and literature | 
| 1347 in poetry | 
| Gregorian calendar | 1347 MCCCXLVII | 
| Ab urbe condita | 2100 | 
| Armenian calendar | 796 ԹՎ ՉՂԶ | 
| Assyrian calendar | 6097 | 
| Balinese saka calendar | 1268–1269 | 
| Bengali calendar | 753–754 | 
| Berber calendar | 2297 | 
| English Regnal year | 20 Edw. 3 – 21 Edw. 3 | 
| Buddhist calendar | 1891 | 
| Burmese calendar | 709 | 
| Byzantine calendar | 6855–6856 | 
| Chinese calendar | 丙戌年 (Fire Dog) 4044 or 3837 — to — 丁亥年 (Fire Pig) 4045 or 3838 | 
| Coptic calendar | 1063–1064 | 
| Discordian calendar | 2513 | 
| Ethiopian calendar | 1339–1340 | 
| Hebrew calendar | 5107–5108 | 
| Hindu calendars | |
| - Vikram Samvat | 1403–1404 | 
| - Shaka Samvat | 1268–1269 | 
| - Kali Yuga | 4447–4448 | 
| Holocene calendar | 11347 | 
| Igbo calendar | 347–348 | 
| Iranian calendar | 725–726 | 
| Islamic calendar | 747–748 | 
| Japanese calendar | Jōwa 3 (貞和3年) | 
| Javanese calendar | 1259–1260 | 
| Julian calendar | 1347 MCCCXLVII | 
| Korean calendar | 3680 | 
| Minguo calendar | 565 before ROC 民前565年 | 
| Nanakshahi calendar | −121 | 
| Thai solar calendar | 1889–1890 | 
| Tibetan calendar | 阳火狗年 (male Fire-Dog) 1473 or 1092 or 320 — to — 阴火猪年 (female Fire-Pig) 1474 or 1093 or 321 | 
Year 1347 (MCCCXLVII) was a common year starting on Monday of the Julian calendar, and a common year starting on Sunday of the Proleptic Gregorian calendar.