Jeri Lynn Ryan (born Jeri Lynn Zimmermann; February 22, 1968) is an American actress best known for her role as the Borg Seven of Nine on Star Trek: Voyager, for which she was nominated four times for a Saturn Award and won in 2001.

Ryan is also known for her role as Veronica "Ronnie" Cooke on Boston Public (2001–2004). She was a regular on the science fiction series Dark Skies (1997) and the legal drama series Shark (2006–2008). In 2009 she guest starred on the series Leverage as Tara Cole. From 2011 to 2013, she starred as Dr. Kate Murphy in the ABC drama series Body of Proof. In 2016, she began appearing as Veronica Allen on the Amazon Prime series Bosch.