| Millennium: | 2nd millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 1261 by topic | |
| Leaders | |
| Political entities - State leaders - Religious leaders | |
| Birth and death categories | |
| Births – Deaths | |
| Establishments and disestablishments categories | |
| Establishments – Disestablishments | |
| Art and literature | |
| 1261 in poetry | |
| Gregorian calendar | 1261 MCCLXI |
| Ab urbe condita | 2014 |
| Armenian calendar | 710 ԹՎ ՉԺ |
| Assyrian calendar | 6011 |
| Bengali calendar | 668 |
| Berber calendar | 2211 |
| English Regnal year | 45 Hen. 3 – 46 Hen. 3 |
| Buddhist calendar | 1805 |
| Burmese calendar | 623 |
| Byzantine calendar | 6769–6770 |
| Chinese calendar |
庚申年 (Metal Monkey) 3957 or 3897 — to — 辛酉年 (Metal Rooster) 3958 or 3898 |
| Coptic calendar | 977–978 |
| Discordian calendar | 2427 |
| Ethiopian calendar | 1253–1254 |
| Hebrew calendar | 5021–5022 |
| Hindu calendars | |
| - Vikram Samvat | 1317–1318 |
| - Shaka Samvat | 1182–1183 |
| - Kali Yuga | 4361–4362 |
| Holocene calendar | 11261 |
| Igbo calendar | 261–262 |
| Iranian calendar | 639–640 |
| Islamic calendar | 659–660 |
| Japanese calendar |
Bun'ō 2 / Kōchō 1 (弘長元年) |
| Javanese calendar | 1170–1171 |
| Julian calendar | 1261 MCCLXI |
| Korean calendar | 3594 |
| Minguo calendar | 651 before ROC 民前651年 |
| Nanakshahi calendar | −207 |
| Thai solar calendar | 1803–1804 |
Year 1261 (MCCLXI) was a common year starting on Saturday (link will display the full calendar) of the Julian calendar.