| Millennium: | 2nd millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 1440 by topic |
|---|
| Arts and science |
| Architecture - Art |
| Leaders |
| Political entities - State leaders - Colonial governors - Religious leaders |
| Birth and death categories |
| Births - Deaths |
| Establishments and disestablishments categories |
| Establishments - Disestablishments |
| Art and literature |
| 1440 in poetry |
| Gregorian calendar | 1440 MCDXL |
| Ab urbe condita | 2193 |
| Armenian calendar | 889 ԹՎ ՊՁԹ |
| Assyrian calendar | 6190 |
| Bengali calendar | 847 |
| Berber calendar | 2390 |
| English Regnal year | 18 Hen. 6 – 19 Hen. 6 |
| Buddhist calendar | 1984 |
| Burmese calendar | 802 |
| Byzantine calendar | 6948–6949 |
| Chinese calendar |
己未年 (Earth Goat) 4136 or 4076 — to — 庚申年 (Metal Monkey) 4137 or 4077 |
| Coptic calendar | 1156–1157 |
| Discordian calendar | 2606 |
| Ethiopian calendar | 1432–1433 |
| Hebrew calendar | 5200–5201 |
| Hindu calendars | |
| - Vikram Samvat | 1496–1497 |
| - Shaka Samvat | 1361–1362 |
| - Kali Yuga | 4540–4541 |
| Holocene calendar | 11440 |
| Igbo calendar | 440–441 |
| Iranian calendar | 818–819 |
| Islamic calendar | 843–844 |
| Japanese calendar |
Eikyō 12 (永享12年) |
| Javanese calendar | 1355–1356 |
| Julian calendar | 1440 MCDXL |
| Korean calendar | 3773 |
| Minguo calendar | 472 before ROC 民前472年 |
| Nanakshahi calendar | −28 |
| Thai solar calendar | 1982–1983 |
Year 1440 (MCDXL) was a leap year starting on Friday (link will display the full calendar) of the Julian calendar.