|Name=Sierra Dawson
|Image=Dawson.jpg
|Played=Tyra Crawford
|FullName=Sierra Dawson
|Nickname=
|Eye Color= Brown with gold specks
|Hair Color= Dark Brown with light brown streaks
|Homeworld=[[Earth]]
|Place=Corpus Christi, TX
|Temporal Displacement=
|Other Relatives=
|Career=
|Position=Marine CommanderCommanding Officer
|Position2=
|Assignment=USS Avenger, NCC-1500
|Rank=Marine Captain
|Office=
|InOffice=