|Affiliation:||Romulan Star Empire|
The D'vairin was a Romulan Star Empire D'deridex-class heavy warbird that saw service during the 24th century. (Ship Recognition Manual, Volume 5: Starships of the Romulan Star Empire)
From 2368 to 2369, the D'vairin was assigned to patrol duties along the Romulan Neutral Zone. During this time it detected and prevented three attempts by the Federation to enter the Zone in violation of the treaty.
|D'deridex-class warbird battlecruisers|
|Romulan Star Empire||IRW Avatar of Tomed - IRW Chironsala - D'dara - D'dereq - D'deridex - D'seret - D'taret - D'vairin - IRW Devoras - IRW Dividices - IRW Haakona - IRW Karazon - IRW Khazara - IRW Khellian - IRW Makar - Nacares - RCS Notarak - T'deret - T'dir - T'salvan - IRW Terix - IRW Tarketh - Tarlon - IRW Thrai|
|Romulan Republic||RRW Bloodwing|