Becky (mentioned)

 was the granddaughter of Lily Bowen.

Background
Becky lived in vault 17 with her family until it was overrun by super mutants of the Masters army.

Appearances
is only mentioned in Fallout: New Vegas.

Behind the scenes

 * Although not included in the final version, is included within the game's files for Fallout: New Vegas. She is likely just used to run scripts for Lily Bowen hallucinations.