Gemma Teller Morrow (
née Madock), is a
fictional character on the
FX television series
Sons of Anarchy, played by
Katey Sagal. Gemma is the widow of John Teller and
Clay Morrow, and mother of
Jax Teller. She is unapologetic about the lengths she'll go to in order to protect the club, beloved by all of its members, and arguably the series' main antagonist.