The Nyran was a Vulcan starship that was in service with the Vulcan High Command in the mid-22nd century. It was under the command of Captain Tavek.
In 2152, the Nyran was ordered by the Vulcan High Command to rendezvous with Subcommander T'Pol aboard the Enterprise NX-01 and deliver her to the Pernaia system, where she was to apprehend a fugitive named Menos. (ENT: "The Seventh")