| STARSHIP | |
| USS Defiant | |
 The Defiant | |
| Class: | Daedalus-class |
| Affiliation: | Federation, Starfleet |
| Launched: | 2394 |
| Status: | Active (2390s) |
The USS Defiant is a Daedalus-class starship of the Hammond-class in service in 2394. That year the USS Defiant was part of Pegasus Fleet assigned to support the Atlantis Expedition.