| Millennium: | 2nd millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 1291 by topic | |
| Leaders | |
| Political entities - State leaders - Religious leaders | |
| Birth and death categories | |
| Births – Deaths | |
| Establishments and disestablishments categories | |
| Establishments – Disestablishments | |
| Art and literature | |
| 1291 in poetry | |
| Gregorian calendar | 1291 MCCXCI |
| Ab urbe condita | 2044 |
| Armenian calendar | 740 ԹՎ ՉԽ |
| Assyrian calendar | 6041 |
| Bengali calendar | 698 |
| Berber calendar | 2241 |
| English Regnal year | 19 Edw. 1 – 20 Edw. 1 |
| Buddhist calendar | 1835 |
| Burmese calendar | 653 |
| Byzantine calendar | 6799–6800 |
| Chinese calendar |
庚寅年 (Metal Tiger) 3987 or 3927 — to — 辛卯年 (Metal Rabbit) 3988 or 3928 |
| Coptic calendar | 1007–1008 |
| Discordian calendar | 2457 |
| Ethiopian calendar | 1283–1284 |
| Hebrew calendar | 5051–5052 |
| Hindu calendars | |
| - Vikram Samvat | 1347–1348 |
| - Shaka Samvat | 1212–1213 |
| - Kali Yuga | 4391–4392 |
| Holocene calendar | 11291 |
| Igbo calendar | 291–292 |
| Iranian calendar | 669–670 |
| Islamic calendar | 689–691 |
| Japanese calendar |
Shōō 4 (正応4年) |
| Javanese calendar | 1201–1202 |
| Julian calendar | 1291 MCCXCI |
| Korean calendar | 3624 |
| Minguo calendar | 621 before ROC 民前621年 |
| Nanakshahi calendar | −177 |
| Thai solar calendar | 1833–1834 |
Year 1291 (MCCXCI) was a common year starting on Monday (link will display the full calendar) of the Julian calendar.