Unnamed Apollo class starships
List of unnamed  starships.

Romulan peace envoy 

In the late 2360s, the  and these two other Vulcan starships were stolen from various Federation facilities by Romulan operatives. These vessels were to be used as a "peace" envoy, which were actually used as troop transports, sent to  in 2368. 

Once deployed, these vessels traveled from Romulus and across the Romulan Neutral Zone at warp 1; aboard the three vessels were over two thousand Romulan troops. 

Following Starfleet's discovery of the Romulans true intentions, the invasion of Vulcan, the Romulan force retreated toward the Neutral Zone. Upon an attempted interception by the , a Romulan Warbird destroyed the three Vulcan transports and all the troops on board. ()

Vulcan freighter 

This Vulcan freighter was commandeered by the Maquis and, with the help of Michael Eddington, was able to steal twelve class 4 industrial replicators from Deep Space 9 in 2372. 

Following the theft, all Federation starships located near the Badlands were alerted to be on the look out for freighter, but Odo doubted the ship would ever be found. ()

Unnamed Vulcan starships
Unnamed Federation starships