Lilli Kay Biography: Age, Height, Career, Partner, Net Worth

Who Is Lilli Kay?

Lilli Kay is an American actress and musician known for playing Fia Baxter in Your Honour, Penelope Fowler in Netflix’s Chambers, Clara Brewer in Yellowstone, Rachelle Horowitz in Rustin, and Zero in Apple TV+’s Stick.

Early Life and Education

Lilli Kay was raised in an entertainment environment through their father, Stephen Kay, a filmmaker, actor and director. Their stepmother is actress Piper Perabo, who married Stephen Kay in 2014. PEOPLE reported in 2025 that Perabo and Lilli maintain a close relationship and regularly support each other’s work.

Kay developed an interest in acting and performing at a young age. They attended the Wildwood School and Thacher School before studying acting and drama at Carnegie Mellon University in Pittsburgh.

Kay graduated from Carnegie Mellon’s School of Drama in May 2017 with professional theatre experience already on their résumé. Paramount’s biography notes that Kay booked the principal role of Tina Muscolino in Napoli, Brooklyn before graduating.

Their training also included master classes with established performers and theatre professionals, including Patrick Wilson, Holly Hunter and Anne Bogart.

Kay has also spoken about their love of horses. In an interview with PhotoBook Magazine, they described horses as their “first home” and discussed how comfortable they felt performing on horseback.

Career

Lilli Kay began building their professional screen career with a small appearance in the television film Blue Eyed Butcher. Their credited screen work expanded with Paterno, the 2018 HBO film directed by Barry Levinson.

Kay then appeared in Madam Secretary as Ruby before landing the role of Penelope Fowler in Netflix’s supernatural drama Chambers in 2019. The series starred Uma Thurman, Tony Goldwyn, Sivan Alyra Rose and Griffin Powell-Arcand, with Kay appearing as a series regular.

Their major television breakthrough came with Your Honour. Kay played Fia Baxter, the daughter of Jimmy and Gina Baxter, in the Showtime legal drama starring Bryan Cranston, Michael Stuhlbarg, Hope Davis, Jimi Stanton and Benjamin Flores Jr. Kay became a series regular in the show’s second season.

Kay later joined Yellowstone as Clara Brewer, an assistant who becomes connected to John Dutton’s political and personal world. The role placed Kay alongside Kevin Costner, Kelly Reilly, Cole Hauser, Wes Bentley, Piper Perabo and other members of the Yellowstone cast.

Their Yellowstone work also created a family connection on set. Stephen Kay directed and served as an executive producer on the series, while Piper Perabo played Summer Higgins. Lilli spoke about performing in front of their father and described working with him as meaningful.

Kay also appeared in Yellowstone opposite their real-life partner Juli Kocemba in a brief background kiss during the show’s fifth season. Kay later discussed the scene and its LGBTQ+ representation in interviews.

In 2023, Kay appeared in Netflix’s historical drama Rustin, playing Rachelle Horowitz opposite Colman Domingo, Chris Rock and Jeffrey Wright.

Kay also appeared in the film The Luckiest Man in America, directed by Samir Oliveros and starring Paul Walter Hauser, Walton Goggins, Maisie Williams, Haley Bennett, Shamier Anderson, David Strathairn and Johnny Knoxville. Kay played Lisa in the film, which was released in U.S. theatres in April 2025.

In 2025, Kay joined the cast of Apple TV+’s comedy series Stick, starring Owen Wilson. Kay played Zero, a bartender and aspiring caddy whose gender expression and identity are central to the character.

In an interview about Stick, Kay discussed playing a gender-fluid character and explained that Zero was the first role they had played whose gender identity aligned with their own. Kay also spoke openly about their experience as a queer person and the importance of allowing gender-fluid characters to exist without forcing them into a single category. Kay also appeared as Frankie Grasso in the television series Task in 2025.

Filmography

• Blue Eyed Butcher — Receptionist at Psychiatrics
• Paterno — Dori
• Madam Secretary — Ruby
• Chambers — Penelope Fowler
• Your Honour — Fia Baxter
• August at Twenty-Two — Emily Walker
• Yellowstone — Clara Brewer
• Rustin — Rachelle Horowitz
• The Luckiest Man in America — Lisa
• The Heiress — Christina Onassis
• For Worse — Tina
• Stick — Zero
• Task — Frankie Grasso

Personal Life

Lilli Kay keeps details of their personal life private, but they have spoken publicly about their identity and relationships.

Kay has described themself as queer and has discussed their experience with gender identity and gender expression. In a 2025 interview about Stick, Kay explained that their character Zero’s gender-fluid identity connected closely with their own experience.

Kay has also been publicly associated with Juli Kocemba. The two appeared together in Yellowstone, where Kocemba joined Kay in the brief LGBTQ+ kiss scene. Kay discussed their relationship and the circumstances surrounding the scene in interviews with entertainment publications.

Kay’s father is filmmaker Stephen Kay, while actress Piper Perabo became their stepmother after marrying Stephen in 2014. Perabo has spoken publicly about her relationship with Kay and said the two support each other’s careers by reading scripts and discussing acting work. Kay is also interested in music and has spoken about wanting to explore roles connected to music and music history.

Social Media Handles

• Instagram: @lilllikay

Lilli Kay’s Net Worth

Lilli Kay’s estimated net worth is approximately between $1 million and $4 million.

Their income comes primarily from professional acting work across television, film and theatre. Their credits include Your Honour, Yellowstone, Rustin, The Luckiest Man in America, Stick and other productions.

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