| Millennium: | 1st millennium |
|---|---|
| Centuries: | 6th century – 7th century – 8th century |
| Decades: | 580s 590s 600s – 610s – 620s 630s 640s |
| Years: | 615 616 617 – 618 – 619 620 621 |
| 618 by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishment and disestablishment categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 618 DCXVIII |
| Ab urbe condita | 1371 |
| Armenian calendar | 67 ԹՎ ԿԷ |
| Assyrian calendar | 5368 |
| Bahá'í calendar | -1226–-1225 |
| Bengali calendar | 25 |
| Berber calendar | 1568 |
| English Regnal year | N/A |
| Buddhist calendar | 1162 |
| Burmese calendar | -20 |
| Byzantine calendar | 6126–6127 |
| Chinese calendar | 丁丑年十一月廿九日 (3254/3314-11-29) — to —
戊寅年十二月初十日(3255/3315-12-10) |
| Coptic calendar | 334–335 |
| Ethiopian calendar | 610–611 |
| Hebrew calendar | 4378–4379 |
| Hindu calendars | |
| - Vikram Samvat | 674–675 |
| - Shaka Samvat | 540–541 |
| - Kali Yuga | 3719–3720 |
| Holocene calendar | 10618 |
| Iranian calendar | 4 BP – 3 BP |
| Islamic calendar | 4 BH – 3 BH |
| Japanese calendar | |
| Korean calendar | 2951 |
| Minguo calendar | 1294 before ROC 民前1294年 |
| Thai solar calendar | 1161 |
Year 618 (DCXVIII) was a common year starting on Sunday (link will display the full calendar) of the Julian calendar. The denomination 618 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.