| Millennium: | 2nd millennium | 
|---|---|
| Centuries: | |
| Decades: | |
| Years: | 
| 1260 by topic | |
| Leaders | |
| Political entities - State leaders - Religious leaders | |
| Birth and death categories | |
| Births – Deaths | |
| Establishments and disestablishments categories | |
| Establishments – Disestablishments | |
| Art and literature | |
| 1260 in poetry | |
| Gregorian calendar | 1260 MCCLX | 
| Ab urbe condita | 2013 | 
| Armenian calendar | 709 ԹՎ ՉԹ | 
| Assyrian calendar | 6010 | 
| Bengali calendar | 667 | 
| Berber calendar | 2210 | 
| English Regnal year | 44 Hen. 3 – 45 Hen. 3 | 
| Buddhist calendar | 1804 | 
| Burmese calendar | 622 | 
| Byzantine calendar | 6768–6769 | 
| Chinese calendar | 己未年 (Earth Goat) 3956 or 3896 — to — 庚申年 (Metal Monkey) 3957 or 3897 | 
| Coptic calendar | 976–977 | 
| Discordian calendar | 2426 | 
| Ethiopian calendar | 1252–1253 | 
| Hebrew calendar | 5020–5021 | 
| Hindu calendars | |
| - Vikram Samvat | 1316–1317 | 
| - Shaka Samvat | 1181–1182 | 
| - Kali Yuga | 4360–4361 | 
| Holocene calendar | 11260 | 
| Igbo calendar | 260–261 | 
| Iranian calendar | 638–639 | 
| Islamic calendar | 658–659 | 
| Japanese calendar | Shōgen 2 / Bun'ō 1 (文応元年) | 
| Javanese calendar | 1169–1170 | 
| Julian calendar | 1260 MCCLX | 
| Korean calendar | 3593 | 
| Minguo calendar | 652 before ROC 民前652年 | 
| Nanakshahi calendar | −208 | 
| Thai solar calendar | 1802–1803 | 
Year 1260 (MCCLX) was a leap year starting on Thursday (link will display the full calendar) of the Julian calendar.