| Millennium: | 1st millennium BC |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 674 BC by topic |
| Politics |
|---|
| Categories |
| Gregorian calendar | 674 BC DCLXXIV BC |
| Ab urbe condita | 80 |
| Ancient Egypt era | XXV dynasty, 79 |
| - Pharaoh | Taharqa, 17 |
| Ancient Greek era | 26th Olympiad, year 3 |
| Assyrian calendar | 4077 |
| Balinese saka calendar | N/A |
| Bengali calendar | −1266 |
| Berber calendar | 277 |
| Buddhist calendar | −129 |
| Burmese calendar | −1311 |
| Byzantine calendar | 4835–4836 |
| Chinese calendar | 丙午年 (Fire Horse) 2024 or 1817 — to — 丁未年 (Fire Goat) 2025 or 1818 |
| Coptic calendar | −957 – −956 |
| Discordian calendar | 493 |
| Ethiopian calendar | −681 – −680 |
| Hebrew calendar | 3087–3088 |
| Hindu calendars | |
| - Vikram Samvat | −617 – −616 |
| - Shaka Samvat | N/A |
| - Kali Yuga | 2427–2428 |
| Holocene calendar | 9327 |
| Iranian calendar | 1295 BP – 1294 BP |
| Islamic calendar | 1335 BH – 1334 BH |
| Javanese calendar | N/A |
| Julian calendar | N/A |
| Korean calendar | 1660 |
| Minguo calendar | 2585 before ROC 民前2585年 |
| Nanakshahi calendar | −2141 |
| Thai solar calendar | −131 – −130 |
| Tibetan calendar | 阳火马年 (male Fire-Horse) −547 or −928 or −1700 — to — 阴火羊年 (female Fire-Goat) −546 or −927 or −1699 |
The year 674 BC was a year of the pre-Julian Roman calendar. In the Roman Empire, it was known as year 80 Ab urbe condita . The denomination 674 BC 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.