René Echevarria (Lieutenant Commander)
René Echevarria was a 24th century Starfleet officer. His planet of origin was Therbia. 

In 2328, he was ferried aboard the  from Camus II to Deneb II City. His passenger manifest was accessed by Lieutenant Commander Data aboard the  in 2370 by reviewing this data in the commercial transport database. (, okudagram)

In 2369, he served as a lieutenant commander aboard the . He was one of seventeen individuals who were from worlds outside the Federation. His proteins were tested by Doctor Beverly Crusher for a possible configuration match with the fragments of a four billion-year old genetic program. The results came back negative. (, okudagram)

In the 2370s, he was listed as a Starfleet Command officer on the dedication plaques of the  starships. (, dedication plaque; , dedication plaque; dedication plaque)
 (2370) 
 (2372) 
 (2375) 

de:René Echevarria (Sternenflotte)

Individuals
USS Enterprise (NCC-1701-D) personnel
USS Defiant dedication plaque personnel
USS Valiant dedication plaque personnel
USS Sao Paulo dedication plaque personnel