| Millennium: | 2nd millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 1178 by topic |
|---|
| Leaders |
| Birth and death categories |
| Births – Deaths |
| Establishments and disestablishments categories |
| Establishments – Disestablishments |
| Art and literature |
| 1178 in poetry |
| Gregorian calendar | 1178 MCLXXVIII |
| Ab urbe condita | 1931 |
| Armenian calendar | 627 ԹՎ ՈԻԷ |
| Assyrian calendar | 5928 |
| Balinese saka calendar | 1099–1100 |
| Bengali calendar | 585 |
| Berber calendar | 2128 |
| English Regnal year | 24 Hen. 2 – 25 Hen. 2 |
| Buddhist calendar | 1722 |
| Burmese calendar | 540 |
| Byzantine calendar | 6686–6687 |
| Chinese calendar | 丁酉年 (Fire Rooster) 3875 or 3668 — to — 戊戌年 (Earth Dog) 3876 or 3669 |
| Coptic calendar | 894–895 |
| Discordian calendar | 2344 |
| Ethiopian calendar | 1170–1171 |
| Hebrew calendar | 4938–4939 |
| Hindu calendars | |
| - Vikram Samvat | 1234–1235 |
| - Shaka Samvat | 1099–1100 |
| - Kali Yuga | 4278–4279 |
| Holocene calendar | 11178 |
| Igbo calendar | 178–179 |
| Iranian calendar | 556–557 |
| Islamic calendar | 573–574 |
| Japanese calendar | Jishō 2 (治承２年) |
| Javanese calendar | 1085–1086 |
| Julian calendar | 1178 MCLXXVIII |
| Korean calendar | 3511 |
| Minguo calendar | 734 before ROC 民前734年 |
| Nanakshahi calendar | −290 |
| Seleucid era | 1489/1490 AG |
| Thai solar calendar | 1720–1721 |
| Tibetan calendar | 阴火鸡年 (female Fire-Rooster) 1304 or 923 or 151 — to — 阳土狗年 (male Earth-Dog) 1305 or 924 or 152 |
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Year 1178 (MCLXXVIII) was a common year starting on Sunday (link will display the full calendar) of the Julian calendar, the 1178th year of the Common Era (CE) and Anno Domini (AD) designations, the 178th year of the 2nd millennium, the 78th year of the 12th century, and the 9th year of the 1170s decade.