| Millennium: | 1st millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| Gregorian calendar | 808 DCCCVIII |
| Ab urbe condita | 1561 |
| Armenian calendar | 257 ԹՎ ՄԾԷ |
| Assyrian calendar | 5558 |
| Bengali calendar | 215 |
| Berber calendar | 1758 |
| Buddhist calendar | 1352 |
| Burmese calendar | 170 |
| Byzantine calendar | 6316–6317 |
| Chinese calendar |
丁亥年 (Fire Pig) 3504 or 3444 — to — 戊子年 (Earth Rat) 3505 or 3445 |
| Coptic calendar | 524–525 |
| Discordian calendar | 1974 |
| Ethiopian calendar | 800–801 |
| Hebrew calendar | 4568–4569 |
| Hindu calendars | |
| - Vikram Samvat | 864–865 |
| - Shaka Samvat | 729–730 |
| - Kali Yuga | 3908–3909 |
| Holocene calendar | 10808 |
| Iranian calendar | 186–187 |
| Islamic calendar | 192–193 |
| Japanese calendar |
Daidō 3 (大同3年) |
| Javanese calendar | 704–705 |
| Julian calendar | 808 DCCCVIII |
| Korean calendar | 3141 |
| Minguo calendar | 1104 before ROC 民前1104年 |
| Nanakshahi calendar | −660 |
| Seleucid era | 1119/1120 AG |
| Thai solar calendar | 1350–1351 |
Year 808 (DCCCVIII) was a leap year starting on Saturday (link will display the full calendar) of the Julian calendar.