Alisha Weir – Biography, Movies, Height, Parents & Instagram

Alisha Weir, a 15‑year‑old actress and singer from Dublin, Ireland, first captured global attention as the title character in Matilda the Musical (2022) and later surprised audiences as the vampire Abigail in the 2024 horror film of the same name. Born on September 26, 2009, she grew up in the South Dublin suburb of Knocklyon, where her early interest in performing arts led her to the stage before she moved into television and film.

Weir’s career began in local theatre productions, including a stint in Once at Dublin’s Olympia Theatre, and her first feature film appearance came in the thriller Don’t Leave Home (2018). She gained wider recognition with a role in the Irish crime drama Darklands (2019), but it was her casting as Matilda Wormwood at age 11 that made her a household name. The Netflix musical premiered at the London Film Festival and earned $35 million globally.

Since then, Weir has taken on increasingly varied roles, from the period comedy Wicked Little Letters (2023) to the horror‑thriller Abigail (2024). Her upcoming projects include voicing the lead character Elise in the animated film The Land of Sometimes and appearing as Juliet in The Last Days of Rabbit Hayes, scheduled for 2026. In 2024 she was named to the Forbes 30 Under 30 list in recognition of her acting achievements.

Who Is Alisha Weir? Age, Background, and Early Career

• Alisha Weir is one of the most prominent young Irish actors in recent years, transitioning from TV crime drama (Darklands) to leading Hollywood/genre films (Matilda, Abigail).
• Her role in Abigail (2024) marked a tonal shift into horror‑thriller, signaling range beyond musicals.
• As of 2025, she continues to gain visibility, with projects extending into 2026.
• Despite high public interest, verified details about her family (parents) remain sparse and private.

What Movies Has Alisha Weir Been In? (Filmography)

Weir’s filmography reflects a deliberate move from stage to screen and from child roles to more mature material. After her feature debut in Don’t Leave Home, she landed a recurring part in the RTÉ crime series Darklands (2019), playing the character Laura. That role introduced her to a wider Irish audience.

Matilda the Musical (2022)

Her breakthrough came when she was cast as Matilda Wormwood in Netflix’s film adaptation of the hit stage musical. Directed by Matthew Warchus, the film premiered at the London Film Festival and received positive reviews for Weir’s performance, which required both acting and singing. The movie earned $35 million globally and cemented her status as a rising star.

Abigail (2024)

In a sharp departure from the wholesome Matilda, Weir played the vampire Abigail Laughlin in Universal’s horror‑thriller Abigail, sharing the screen with Melissa Barrera. The role demonstrated her versatility and willingness to explore darker genre territory at a young age.

Other Notable Credits

In 2023 she appeared in the period comedy Wicked Little Letters, and she is set to voice the lead character Elise in the animated feature The Land of Sometimes alongside Ewan McGregor. According to her IMDb profile, she will also appear as Juliet in The Last Days of Rabbit Hayes, expected in 2026.

Who Are Alisha Weir’s Parents?

Public records identify Alisha Weir’s father as Mark Weir, but her mother’s name has not been shared in any verified source. She has two older sisters, Emma‑Jane Weir and Katie Weir. The family resides in Dublin, and Weir’s upbringing in Knocklyon is often mentioned in interviews, though her parents have largely stayed out of the spotlight.

What Is Alisha Weir’s Height?

Alisha Weir’s height has not been officially confirmed by her representatives or in any official biography. Fan estimations, based on public appearances and comparison shots, place her at roughly 4 feet 10 inches (147 cm) to 5 feet 0¼ inches (1.53 m). Sources such as Screendollars and IMDb list slightly different figures, likely reflecting natural growth over time.

Because no authoritative statement exists, any specific number should be treated as approximate.

What Are Alisha Weir’s Career Milestones?

1. 2017: Begins acting career in local theatre productions.
2. 2018: Makes feature film debut in Don’t Leave Home.
3. 2019: Secures first major TV role — Laura in RTÉ’s Darklands.
4. 2022: Cast as lead in Netflix’s Matilda the Musical. Gains international recognition.
5. 2024: Stars in Universal horror‑thriller Abigail alongside Melissa Barrera.
6. 2025: Shares recognition at the IFTAS 2025 awards for Best Actress and Rising Star.
7. 2026: Scheduled to appear in The Last Days of Rabbit Hayes and voice Elise in The Land of Sometimes.

What Is Confirmed and What Remains Unclear?

What Is Alisha Weir’s Career Trajectory and Industry Position?

Alisha Weir’s breakout in Matilda the Musical established her as a skilled young actress with vocal and dramatic range. Her transition to Abigail demonstrates versatility and a willingness to take darker, mature genre roles at a young age. She represents a new generation of Irish talent gaining international traction, comparable to early careers of actors such as Saoirse Ronan and Nicola Coughlan.

Maintaining a limited public social media presence suggests a management strategy focused on privacy and career longevity. As of mid‑2026, she is a rising teen actor transitioning from child roles to more mature performances in horror and drama.

Where Does the Information About Alisha Weir Come From?

Key biographical facts are drawn from the Alisha Weir biography page on Wikipedia, which cites interviews and official announcements. Filmography and professional credits are verified through IMDb. Her official Instagram account (@alishaweir123) provides direct confirmation of her social media presence. Secondary age and birthday confirmation comes from Famous Birthdays. Casting information for Matilda the Musical and Abigail is backed by official pages on Netflix and Universal Pictures respectively.

“Alisha Weir is a 15‑year‑old actor and singer known for her role in 2022’s Matilda the Musical.”

— Dublin Indo, Facebook public post

Summary: What to Know About Alisha Weir

Alisha Weir is an Irish actress born in 2009 who rose to fame as Matilda in Netflix’s Matilda the Musical. She has since expanded into horror with Abigail and has several projects lined up for 2025–2026. Her family remains mostly private, and her exact height is unconfirmed. For readers interested in other young actresses, see our profiles on Stephanie Nur – Biography, Movies, and Personal Life and Kirsten Dunst – Complete Biography, Career, and Net Worth.

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