The one I have the most suspicion now based on some evidence, is Oddwen (I'm probably a bit weary about both Lommy and Roa - as the hunches go), as I have noted on my post #328, basing it into my belief about how the EW will have picked her/his wolves.
++ Oddwen
Trying to save my neck and do some good to the village (Sorry Roa: those two might be identical things: with my lorebooks, you are not used to see it this way...

)