Lethe
From Battlestar Wiki, the free, open content Battlestar Galactica encyclopedia and episode guide
Lethe was a female Colonial Viper pilot in her mid-twenties with a slow and laconic manner, even during the most deadly battle situations, a "space cowgirl" who served aboard the Battlestar Galactica.
Note
The "Battlestar Galactica" video game has its own continuity that uses elements from both the Original Series and the Re-imagined Series.