| Millennium: | 1st millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 636 by topic |
|---|
| Leaders |
| Categories |
| Gregorian calendar | 636 DCXXXVI |
| Ab urbe condita | 1389 |
| Armenian calendar | 85 ԹՎ ՁԵ |
| Assyrian calendar | 5386 |
| Balinese saka calendar | 557–558 |
| Bengali calendar | 43 |
| Berber calendar | 1586 |
| Buddhist calendar | 1180 |
| Burmese calendar | −2 |
| Byzantine calendar | 6144–6145 |
| Chinese calendar | 乙未年 (Wood Goat) 3333 or 3126 — to — 丙申年 (Fire Monkey) 3334 or 3127 |
| Coptic calendar | 352–353 |
| Discordian calendar | 1802 |
| Ethiopian calendar | 628–629 |
| Hebrew calendar | 4396–4397 |
| Hindu calendars | |
| - Vikram Samvat | 692–693 |
| - Shaka Samvat | 557–558 |
| - Kali Yuga | 3736–3737 |
| Holocene calendar | 10636 |
| Iranian calendar | 14–15 |
| Islamic calendar | 14–15 |
| Japanese calendar | N/A |
| Javanese calendar | 526–527 |
| Julian calendar | 636 DCXXXVI |
| Korean calendar | 2969 |
| Minguo calendar | 1276 before ROC 民前1276年 |
| Nanakshahi calendar | −832 |
| Seleucid era | 947/948 AG |
| Thai solar calendar | 1178–1179 |
| Tibetan calendar | 阴木羊年 (female Wood-Goat) 762 or 381 or −391 — to — 阳火猴年 (male Fire-Monkey) 763 or 382 or −390 |
Year 636 (DCXXXVI) was a leap year starting on Monday (link will display the full calendar) of the Julian calendar. The denomination 636 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.