A character from the film Star Trek Nemesis.
Donatra is the Commander of the IRW Valdore which tries to assist the U.S.S. Enterprise NCC-1701-E during its battle with the Reman Warbird Scimitar. The Valdore is given a good beating but later after the battle it provides aid to the Enterprise.
Commander Donatra: You've made a friend in the Romulan Empire today, captain. Hopefully, the first of many.