| Millennium: | 1st millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 674 by topic |
|---|
| Leaders |
| Categories |
| Gregorian calendar | 674 DCLXXIV |
| Ab urbe condita | 1427 |
| Armenian calendar | 123 ԹՎ ՃԻԳ |
| Assyrian calendar | 5424 |
| Balinese saka calendar | 595–596 |
| Bengali calendar | 81 |
| Berber calendar | 1624 |
| Buddhist calendar | 1218 |
| Burmese calendar | 36 |
| Byzantine calendar | 6182–6183 |
| Chinese calendar | 癸酉年 (Water Rooster) 3371 or 3164 — to — 甲戌年 (Wood Dog) 3372 or 3165 |
| Coptic calendar | 390–391 |
| Discordian calendar | 1840 |
| Ethiopian calendar | 666–667 |
| Hebrew calendar | 4434–4435 |
| Hindu calendars | |
| - Vikram Samvat | 730–731 |
| - Shaka Samvat | 595–596 |
| - Kali Yuga | 3774–3775 |
| Holocene calendar | 10674 |
| Iranian calendar | 52–53 |
| Islamic calendar | 54–55 |
| Japanese calendar | Hakuchi 25 (白雉２５年) |
| Javanese calendar | 565–566 |
| Julian calendar | 674 DCLXXIV |
| Korean calendar | 3007 |
| Minguo calendar | 1238 before ROC 民前1238年 |
| Nanakshahi calendar | −794 |
| Seleucid era | 985/986 AG |
| Thai solar calendar | 1216–1217 |
| Tibetan calendar | 阴水鸡年 (female Water-Rooster) 800 or 419 or −353 — to — 阳木狗年 (male Wood-Dog) 801 or 420 or −352 |
Year 674 (DCLXXIV) was a common year starting on Sunday (link will display the full calendar) of the Julian calendar. The denomination 674 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.