| Centuries: | 7th century - 8th century - 9th century |
| Decades: | 750s 760s 770s - 780s - 790s 800s 810s |
| Years: | 785 786 787 - 788 - 789 790 791 |
| 788 by topic | |
| Politics | |
| State leaders - Sovereign states | |
| Birth and death categories | |
| Births - Deaths | |
| Establishment and disestablishment categories | |
| Establishments - Disestablishments | |
| Gregorian calendar | 788 DCCLXXXVIII |
| Ab urbe condita | 1541 |
| Armenian calendar | 237 ԹՎ ՄԼԷ |
| Bahá'í calendar | -1056 – -1055 |
| Berber calendar | 1738 |
| Buddhist calendar | 1332 |
| Burmese calendar | 150 |
| Chinese calendar | 3424/3484-11-18 (丁卯年十一月十八日) — to — 3425/3485-11-29(戊辰年十一月廿九日) |
| Coptic calendar | 504 – 505 |
| Ethiopian calendar | 780 – 781 |
| Hebrew calendar | 4548 – 4549 |
| Hindu calendars | |
| - Vikram Samvat | 843 – 844 |
| - Shaka Samvat | 710 – 711 |
| - Kali Yuga | 3889 – 3890 |
| Holocene calendar | 10788 |
| Iranian calendar | 166 – 167 |
| Islamic calendar | 171 – 172 |
| Japanese calendar | |
| Korean calendar | 3121 |
| Thai solar calendar | 1331 |