| Millennium: | 1st millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 789 by topic |
|---|
| Leaders |
| Categories |
| Gregorian calendar | 789 DCCLXXXIX |
| Ab urbe condita | 1542 |
| Armenian calendar | 238 ԹՎ ՄԼԸ |
| Assyrian calendar | 5539 |
| Balinese saka calendar | 710–711 |
| Bengali calendar | 196 |
| Berber calendar | 1739 |
| Buddhist calendar | 1333 |
| Burmese calendar | 151 |
| Byzantine calendar | 6297–6298 |
| Chinese calendar | 戊辰年 (Earth Dragon) 3486 or 3279 — to — 己巳年 (Earth Snake) 3487 or 3280 |
| Coptic calendar | 505–506 |
| Discordian calendar | 1955 |
| Ethiopian calendar | 781–782 |
| Hebrew calendar | 4549–4550 |
| Hindu calendars | |
| - Vikram Samvat | 845–846 |
| - Shaka Samvat | 710–711 |
| - Kali Yuga | 3889–3890 |
| Holocene calendar | 10789 |
| Iranian calendar | 167–168 |
| Islamic calendar | 172–173 |
| Japanese calendar | Enryaku 8 (延暦８年) |
| Javanese calendar | 684–685 |
| Julian calendar | 789 DCCLXXXIX |
| Korean calendar | 3122 |
| Minguo calendar | 1123 before ROC 民前1123年 |
| Nanakshahi calendar | −679 |
| Seleucid era | 1100/1101 AG |
| Thai solar calendar | 1331–1332 |
| Tibetan calendar | 阳土龙年 (male Earth-Dragon) 915 or 534 or −238 — to — 阴土蛇年 (female Earth-Snake) 916 or 535 or −237 |
Year 789 (DCCLXXXIX) was a common year starting on Thursday (link will display the full calendar) of the Julian calendar. The denomination 789 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.