Lucy Freyer is an Australian stage, film, and television actress.

Freyer trained at Juilliard School. Her first on-screen acting role after graduation was in the 2023 film Paint, in which she appeared alongside Wendi McLendon-Covey, Owen Wilson, and Michaela Watkins. Between January and April 2023, she appeared on stage as Esther in the off-Broadway play The Wanderers by Ann Ziegler, alongside Katie Holmes and Sarah Cooper for the Roundabout Theatre Company at the Laura Pels Theatre. For this performance, Freyer won a Theater World Award

She portrays Billie in the FX comedy series Adults (originally developed under the name Snowflakes), created by The Tonight Show writers Ben Kronengold and Rebecca Shaw, and executive produced by Nick Kroll. The series follows five housemates in Queens, New York, but was filmed in Toronto.