| Livy's 503 |
| Half of MVI |
| 503, to Ovid |
| 503, long ago |
| 503, to Caesar |
| 503, in old Rome |
| 503, at the Forum |
| Sixth-century date |
| 503, in ancient Rome |
| 503, in Roman numerals |
| 503, to ancient Romans |
| Early 6th century date |
| Early sixth-century date |
| Early sixth-century year |
| Year in the reign of Clovis |