1331
| 1331 in altris calendaris | |
| Calendari gregorian | 1331 |
| Ab urbe condita | 2084 |
| Calendari armen | 780 |
| Calendari cinês | 4027 — 4028 |
| Calendari ebraic | 5090 — 5091 |
| Calendari hindu - Vikram Samvat - Shaka Samvat - Kali Yuga |
1386 — 1387 1253 — 1254 4432 — 4433 |
| Calendari iranian | 709 — 710 |
| Calendari islamic | 751 — 752 |
| Calendari runic | 1581 |