Back Anyos 1540 AN عقد 1540 Arabic عوام 1540 ARY عقد 1540 ARZ Década del 1540 AST 1540-an BAN 1540-я Byelorussian 1540-я BE-X-OLD ১৫৪০-এর দশক Bengali/Bangla Bloavezhioù 1540 Breton
The 1540s was a decade that started on 1 January 1540 and ended on 31 December 1549.
It is distinct from the decade known as the 155th decade which began on January 1, 1541. and ended on December 31, 1550.
| Millennium: | 2nd millennium |
| Centuries: | 15th century – 16th century – 17th century |
| Decades: | 1510s 1520s 1530s – 1540s – 1550s 1560s 1570s |
| Years: | 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 |
| Categories: | Births – Deaths – Architecture Establishments – Disestablishments |