650
| 650 in altris calendaris | |
| Calendari gregorian | 650 |
| Ab urbe condita | 1403 |
| Calendari armen | 99 |
| Calendari cinês | 3346 — 3347 |
| Calendari ebraic | 4409 — 4410 |
| Calendari hindu - Vikram Samvat - Shaka Samvat - Kali Yuga |
705 — 706 572 — 573 3751 — 3752 |
| Calendari iranian | 28 — 29 |
| Calendari islamic | 70 — 71 |
| Calendari runic | 900 |
Acjadiments cambie
- Conversion dai Langobarts al cristianisim.