Merrin

 is the Daughter of Hecate assigned to the Hangdogs in 2253.

Background
The village shaman. She's having a hard time influencing Kurisu (Merrin was sent her after Kurisu was in power for a while). She's also allergic to dogs, which makes this a pissy assignment for her.

Interactions with the player character
She gives you a lot of quests.

Appearances
was going to appear in Van Buren, the canceled Fallout 3 by Black Isle Studios.