Trent Pehrson
Trent M. Pehrson is an American linguist who constructed the Romulan language as it is spoken and written in  and served as language consultant for .   Pehrson also served as a dialect coach for the Romulan language, for which he received an on-screen credit in the series.

While previous Star Trek series and films had used small fragments of Romulan language and Pehrson used these (as well as preexisting fragments of Vulcan language) as a basis for his work, he constructed most of the Romulan grammar, phonetics and lexicon himself for Star Trek: Picard. 

Pehrson also worked with the creators of , specifically in creating the name for Romulan whiskey. 

Aside from his Star Trek work, Pehrson is known for creating his personal constructed language called Idrani.

Star Trek credits 
  (language consultant)
  (Romulan language creator and coach)

External link
  – official website

Linguists