| Millennium: | 2nd millennium | 
|---|---|
| Centuries: | |
| Decades: | |
| Years: | 
| 1390 by topic | |
| Leaders | |
| Political entities - State leaders - Religious leaders | |
| Birth and death categories | |
| Births - Deaths | |
| Establishments and disestablishments categories | |
| Establishments - Disestablishments | |
| Art and literature | |
| 1390 in poetry | |
| Gregorian calendar | 1390 MCCCXC | 
| Ab urbe condita | 2143 | 
| Armenian calendar | 839 ԹՎ ՊԼԹ | 
| Assyrian calendar | 6140 | 
| Bengali calendar | 797 | 
| Berber calendar | 2340 | 
| English Regnal year | 13 Ric. 2 – 14 Ric. 2 | 
| Buddhist calendar | 1934 | 
| Burmese calendar | 752 | 
| Byzantine calendar | 6898–6899 | 
| Chinese calendar | 己巳年 (Earth Snake) 4086 or 4026 — to — 庚午年 (Metal Horse) 4087 or 4027 | 
| Coptic calendar | 1106–1107 | 
| Discordian calendar | 2556 | 
| Ethiopian calendar | 1382–1383 | 
| Hebrew calendar | 5150–5151 | 
| Hindu calendars | |
| - Vikram Samvat | 1446–1447 | 
| - Shaka Samvat | 1311–1312 | 
| - Kali Yuga | 4490–4491 | 
| Holocene calendar | 11390 | 
| Igbo calendar | 390–391 | 
| Iranian calendar | 768–769 | 
| Islamic calendar | 792–793 | 
| Japanese calendar | Kōō 2 / Meitoku 1 (明徳元年) | 
| Javanese calendar | 1303–1304 | 
| Julian calendar | 1390 MCCCXC | 
| Korean calendar | 3723 | 
| Minguo calendar | 522 before ROC 民前522年 | 
| Nanakshahi calendar | −78 | 
| Thai solar calendar | 1932–1933 | 
Year 1390 (MCCCXC) was a common year starting on Saturday (link will display full calendar) of the Julian calendar.