| Millennium: | 2nd millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| Gregorian calendar | 1581 MDLXXXI |
| Ab urbe condita | 2334 |
| Armenian calendar | 1030 ԹՎ ՌԼ |
| Assyrian calendar | 6331 |
| Bengali calendar | 988 |
| Berber calendar | 2531 |
| English Regnal year | 23 Eliz. 1 – 24 Eliz. 1 |
| Buddhist calendar | 2125 |
| Burmese calendar | 943 |
| Byzantine calendar | 7089–7090 |
| Chinese calendar |
庚辰年 (Metal Dragon) 4277 or 4217 — to — 辛巳年 (Metal Snake) 4278 or 4218 |
| Coptic calendar | 1297–1298 |
| Discordian calendar | 2747 |
| Ethiopian calendar | 1573–1574 |
| Hebrew calendar | 5341–5342 |
| Hindu calendars | |
| - Vikram Samvat | 1637–1638 |
| - Shaka Samvat | 1502–1503 |
| - Kali Yuga | 4681–4682 |
| Holocene calendar | 11581 |
| Igbo calendar | 581–582 |
| Iranian calendar | 959–960 |
| Islamic calendar | 988–989 |
| Japanese calendar |
Tenshō 9 (天正9年) |
| Javanese calendar | 1500–1501 |
| Julian calendar | 1581 MDLXXXI |
| Korean calendar | 3914 |
| Minguo calendar | 331 before ROC 民前331年 |
| Nanakshahi calendar | 113 |
| Thai solar calendar | 2123–2124 |
Year 1581 (MDLXXXI) was a common year starting on Sunday (link will display the full calendar) of the Julian calendar, and a common year starting on Thursday (link will display full calendar) of the Proleptic Gregorian calendar.