| Centuries: | 6th century · 7th century · 8th century |
| Decades: | 620s 630s 640s 650s 660s 670s 680s |
| Years: | 647 648 649 650 651 652 653 |
| 650 by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishment and disestablishment categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 650 DCL |
| Ab urbe condita | 1403 |
| Armenian calendar | 99 ԹՎ ՂԹ |
| Bahá'í calendar | -1194 – -1193 |
| Bengali calendar | 57 |
| Berber calendar | 1600 |
| Buddhist calendar | 1194 |
| Burmese calendar | 12 |
| Byzantine calendar | 6158 – 6159 |
| Chinese calendar | 己酉年十一月廿三日 (3286/3346-11-23) — to —
庚戌年十二月初三日(3287/3347-12-3) |
| Coptic calendar | 366 – 367 |
| Ethiopian calendar | 642 – 643 |
| Hebrew calendar | 4410 – 4411 |
| Hindu calendars | |
| - Bikram Samwat | 706 – 707 |
| - Shaka Samvat | 572 – 573 |
| - Kali Yuga | 3751 – 3752 |
| Holocene calendar | 10650 |
| Iranian calendar | 28 – 29 |
| Islamic calendar | 29 – 30 |
| Japanese calendar | |
| Korean calendar | 2983 |
| Thai solar calendar | 1193 |