Wikimedia Commons has media related to 9th-century philosophers.
| 8th BC • | 7th BC • | 6th BC • | 5th BC • | 4th BC • | 3rd BC • | 2nd BC • | 1st BC | ||
| 1st • | 2nd • | 3rd • | 4th • | 5th • | 6th • | 7th • | 8th • | 9th | |
| 10th • | 11th • | 12th • | 13th • | 14th • | 15th • | 16th • | 17th • | 18th • | 19th |
| 20th • | 21st • |
