| Millennium: | 2nd millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 1581 by topic |
|---|
| Arts and science |
| Leaders |
| Birth and death categories |
| Births – Deaths |
| Establishments and disestablishments categories |
| Establishments – Disestablishments |
| Works category |
| Gregorian calendar | 1581 MDLXXXI |
| Ab urbe condita | 2334 |
| Armenian calendar | 1030 ԹՎ ՌԼ |
| Assyrian calendar | 6331 |
| Balinese saka calendar | 1502–1503 |
| 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) 4278 or 4071 — to — 辛巳年 (Metal Snake) 4279 or 4072 |
| 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 |
| Tibetan calendar | 阳金龙年 (male Iron-Dragon) 1707 or 1326 or 554 — to — 阴金蛇年 (female Iron-Snake) 1708 or 1327 or 555 |
1581 (MDLXXXI) was a common year starting on Sunday (link will display the full calendar) in the Julian calendar, and a common year starting on Thursday (link will display full calendar) in the Proleptic Gregorian calendar.