| Millennium: | 1st millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 855 by topic |
|---|
| Leaders |
| Categories |
| Gregorian calendar | 855 DCCCLV |
| Ab urbe condita | 1608 |
| Armenian calendar | 304 ԹՎ ՅԴ |
| Assyrian calendar | 5605 |
| Balinese saka calendar | 776–777 |
| Bengali calendar | 262 |
| Berber calendar | 1805 |
| Buddhist calendar | 1399 |
| Burmese calendar | 217 |
| Byzantine calendar | 6363–6364 |
| Chinese calendar | 甲戌年 (Wood Dog) 3552 or 3345 — to — 乙亥年 (Wood Pig) 3553 or 3346 |
| Coptic calendar | 571–572 |
| Discordian calendar | 2021 |
| Ethiopian calendar | 847–848 |
| Hebrew calendar | 4615–4616 |
| Hindu calendars | |
| - Vikram Samvat | 911–912 |
| - Shaka Samvat | 776–777 |
| - Kali Yuga | 3955–3956 |
| Holocene calendar | 10855 |
| Iranian calendar | 233–234 |
| Islamic calendar | 240–241 |
| Japanese calendar | Saikō 2 (斉衡２年) |
| Javanese calendar | 752–753 |
| Julian calendar | 855 DCCCLV |
| Korean calendar | 3188 |
| Minguo calendar | 1057 before ROC 民前1057年 |
| Nanakshahi calendar | −613 |
| Seleucid era | 1166/1167 AG |
| Thai solar calendar | 1397–1398 |
| Tibetan calendar | 阳木狗年 (male Wood-Dog) 981 or 600 or −172 — to — 阴木猪年 (female Wood-Pig) 982 or 601 or −171 |
Year 855 (DCCCLV) was a common year starting on Tuesday (link will display the full calendar) of the Julian calendar.