1264
| Years | 
|---|
| Millennium | 
| 2nd millennium | 
| Centuries | 
| Decades | 
| Years | 
| 1264 by topic | 
|---|
| Leaders | 
| 
 | 
| Birth and death categories | 
| Births – Deaths | 
| Establishments and disestablishments categories | 
| Establishments – Disestablishments | 
| Art and literature | 
| 1264 in poetry | 
| Gregorian calendar | 1264 MCCLXIV | 
| Ab urbe condita | 2017 | 
| Armenian calendar | 713 ԹՎ ՉԺԳ | 
| Assyrian calendar | 6014 | 
| Balinese saka calendar | 1185–1186 | 
| Bengali calendar | 670–671 | 
| Berber calendar | 2214 | 
| English Regnal year | 48 Hen. 3 – 49 Hen. 3 | 
| Buddhist calendar | 1808 | 
| Burmese calendar | 626 | 
| Byzantine calendar | 6772–6773 | 
| Chinese calendar | 癸亥年 (Water Pig) 3961 or 3754 — to — 甲子年 (Wood Rat) 3962 or 3755 | 
| Coptic calendar | 980–981 | 
| Discordian calendar | 2430 | 
| Ethiopian calendar | 1256–1257 | 
| Hebrew calendar | 5024–5025 | 
| Hindu calendars | |
| - Vikram Samvat | 1320–1321 | 
| - Shaka Samvat | 1185–1186 | 
| - Kali Yuga | 4364–4365 | 
| Holocene calendar | 11264 | 
| Igbo calendar | 264–265 | 
| Iranian calendar | 642–643 | 
| Islamic calendar | 662–663 | 
| Japanese calendar | Kōchō 4 / Bun'ei 1 (文永元年) | 
| Javanese calendar | 1174–1175 | 
| Julian calendar | 1264 MCCLXIV | 
| Korean calendar | 3597 | 
| Minguo calendar | 648 before ROC 民前648年 | 
| Nanakshahi calendar | −204 | 
| Thai solar calendar | 1806–1807 | 
| Tibetan calendar | 阴水猪年 (female Water-Pig) 1390 or 1009 or 237 — to — 阳木鼠年 (male Wood-Rat) 1391 or 1010 or 238 | 
Year 1264 (MCCLXIV) was a leap year starting on Tuesday of the Julian calendar.