Trentin Fala was a female Bajoran who lived in the 24th century. During the Occupation of Bajor, Trentin worked as a cleaner at the Cardassian records office in Tempasa in Dahkur Province and was able to obtain information to send to the Shakaar resistance cell.
In 2368, Trentin procured blueprints of the telemetry processing system on Terok Nor that controlled Cardassian sensor towers all over Bajor and sent it to Tahna Los of the Kohn-Ma. (ST - Terok Nor novel: Dawn of the Eagles)
In 2373, Trentin was killed by a Romulan remat detonator placed by Silaran Prin that scrambled the transporter beam during her rematerialization aboard the USS Rio Grande. (DS9 episode: "The Darkness and the Light")