Robin Weigert, born July 7, 1969 in Washington, D.C., is an American actress who plays the role of Ally Lowen on the FX original series Sons of Anarchy. Making her debut on the episode "Caregiver" in the series' third season, Robin plays the role of the new legal counsel of SAMCRO. Playing a recurring role through the series' third, fifth, and sixth seasons, Ally is a colleague of Rosen and was last seen in the Season 6 episode "John 8:32".