Julene Renee (born November 11, 1969, Chicago, Illinois) is an American actress, performance capture performer, and dancer. A former competitive gymnast, she first gained recognition voicing Billy and Ruby Biggle on Kidsongs (1987–1998). She is best known for her role as Jessica in Secretary (2002) and for working on Avatar (2009) from 2006 to 2009 at the request of James Cameron, performing motion capture, voice acting, dancing, and singing on the soundtrack. She has continued in the franchise as Troupe in Avatar: The Way of Water (2022) and Avatar: Fire and Ash (2025). She is the founder of the ROM School of Performance Capture with her husband. Her filmography includes: Titanic (1997) (Leonardo DiCaprio, Kate Winslet); Secretary (2002) (James Spader, Maggie Gyllenhaal); The Polar Express (2004) (Tom Hanks, Daryl Sabara); Beowulf (2007) (Ray Winstone, Angelina Jolie); A Christmas Carol (2009) (Jim Carrey, Gary Oldman); Avatar (2009) (Zoe Saldaña, Sam Worthington); Mars Needs Moms (2011) (Sylvester Stallone, Brianna Evigan); Ted (2012) (Mark Wahlberg, Seth MacFarlane); The Guilt Trip (2012) (Barbra Streisand, Seth MacFarlane); Avatar: The Way of Water (2022) (Zoe Saldaña, Sigourney Weaver); Avatar: Fire and Ash (2025) (Zoe Saldaña, Sigourney Weaver). TV: Kidsongs (1987–1998), Roundhouse (1992–1993), Hope & Gloria (1995), Rock Me Baby (2003).
