| Ship Class | Leander-class cruiser (1931) |
| Name | HMS Ajax (22) |
| Image |  |
| Fate | Scrapped |
| Type | |
| Country | United Kingdom |
| Beam (m) | 17 |
| Complement | 570 |
| Date Commissioned | 03/06/1935 |
| Date completed | 03/06/1935 |
| Date Decommissioned | 1705 |
| Date laid down | 07/02/1933 |
| Date launched | 01/03/1934 |
| Displacement (kg) | 9,740,000 |
| Draft (m) | 6 |
| Shipyard | Vickers-Armstrongs |
| Length (m) | 169 |
| Propulsion | 72,000 shaft horsepower (54,000kW) |
| Range (m) | 9,260,000 |
| Speed (m/s) | 17 |