| Millennium: | 1st millennium |
| Centuries: | 3rd century – 4th century – 5th century |
| Decades: | 300s 310s 320s – 330s – 340s 350s 360s |
| Years: | 330 331 332 333 334 335 336 337 338 339 |
| Categories: | Births – Deaths – Architecture Establishments – Disestablishments |
The 330s decade ran from January 1, 330, to December 31, 339.