| Millennium: | 1st millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 843 by topic |
|---|
| Leaders |
| Categories |
| Gregorian calendar | 843 DCCCXLIII |
| Ab urbe condita | 1596 |
| Armenian calendar | 292 ԹՎ ՄՂԲ |
| Assyrian calendar | 5593 |
| Balinese saka calendar | 764–765 |
| Bengali calendar | 250 |
| Berber calendar | 1793 |
| Buddhist calendar | 1387 |
| Burmese calendar | 205 |
| Byzantine calendar | 6351–6352 |
| Chinese calendar | 壬戌年 (Water Dog) 3540 or 3333 — to — 癸亥年 (Water Pig) 3541 or 3334 |
| Coptic calendar | 559–560 |
| Discordian calendar | 2009 |
| Ethiopian calendar | 835–836 |
| Hebrew calendar | 4603–4604 |
| Hindu calendars | |
| - Vikram Samvat | 899–900 |
| - Shaka Samvat | 764–765 |
| - Kali Yuga | 3943–3944 |
| Holocene calendar | 10843 |
| Iranian calendar | 221–222 |
| Islamic calendar | 228–229 |
| Japanese calendar | Jōwa 10 (承和１０年) |
| Javanese calendar | 740–741 |
| Julian calendar | 843 DCCCXLIII |
| Korean calendar | 3176 |
| Minguo calendar | 1069 before ROC 民前1069年 |
| Nanakshahi calendar | −625 |
| Seleucid era | 1154/1155 AG |
| Thai solar calendar | 1385–1386 |
| Tibetan calendar | 阳水狗年 (male Water-Dog) 969 or 588 or −184 — to — 阴水猪年 (female Water-Pig) 970 or 589 or −183 |
Year 843 (DCCCXLIII) was a common year starting on Monday (link will display the full calendar) of the Julian calendar.