Alisha Weir is an Irish actress and singer known for her breakout leading role as Matilda Wormwood in the Netflix musical film Matilda the Musical (2022), followed by her starring performance in the horror-comedy Abigail (2024), earning critical acclaim and a Critics’ Choice nomination for Best Young Performer.
Essential Data
- Full Name: Alisha Weir
- Stage Name: Alisha Weir
- Born: September 26, 2009
- Age: 16 years old
- Birthplace: Dublin, Ireland
- Nationality: Irish
- Ethnicity: Caucasian (White)
- Occupation: Actress, Singer
- Height: 5’ 0” (152.4 cm)
- Religion: Unknown
- Parents: Mark Weir and Jenny Weir
- Siblings: Katie Weir, Emma-Jane Weir
- Spouse: None
- Children: None
- Relationship: Single
- Net Worth: $2 million USD
Early Life and Education
Alisha Weir was born on September 26, 2009, in Dublin, Ireland. Brought up by her parents, Mark Weir and Jenny Weir, in the South Dublin suburb of Knocklyon, in a family passionate about the performing arts.
Her father, Mark Weir, is a businessman and managing director at Vector Motors, while her mother, Jenny Weir, supports the family’s creative pursuits.
She has two older sisters, Katie Weir (who graduated in musical theatre) and Emma-Jane Weir (studying film, music, and drama at UCD), both of whom inspired her interest in drama through their own classes and performances. Her ethnicity is Caucasian (White).
She attended Our Lady’s School and, from a young age, participated in drama classes at Talented Kids Performing Arts School & Agency, where her talent flourished. She sat her Junior Cert exams in 2025, balancing education with her rising acting career rather than pursuing extensive higher education at this stage.
Career
Alisha Weir began her performing journey on stage in Dublin, appearing in productions like Once at the Olympia Theatre in 2017 and gaining early exposure through her drama school. She made her screen debut in the horror film Don’t Leave Home (2018).
Her breakthrough came in 2022, when she was cast as the titular Matilda in Roald Dahl’s Matilda the Musical on Netflix, directed by Matthew Warchus and starring alongside Emma Thompson and Lashana Lynch, earning widespread praise for her singing, dancing, and acting.
She followed with the lead role in Abigail (2024), a Universal horror film in which she played a vampire ballerina, earning a Critics’ Choice nomination and solidifying her status as a young star.
Additional credits include voice work in Buffalo Kids (2025) and stage performances like Mary Page Marlowe at the Old Vic Theatre.
Recognized on the 2024 Forbes 30 Under 30 Europe Entertainment list as the youngest Irish entrant, she continues building her career with upcoming projects, blending musical theater roots with film and television while maintaining a focus on diverse, challenging roles.
Award and Nomination
- Won the Dublin Film Critics Circle for a breakthrough Artist- Irish in Matilda the Musical
- Nominated for Best Performance by a Younger Actor in a film by the Saturn Awards
- Nominated for the IFTA Film & Drama Awards for a Lead Actress
Social Media
- Instagram Handle: @alishaweir123
Personal Life
Alisha Weir, 16, is currently single, with no publicly known past relationships or boyfriends, as she keeps her personal life private and focuses on her career and family. No children are known. Regarding her height, she stands 5 feet 0 inches (152.4cm) tall.
She resides with her parents in Knocklyon, South Dublin, and shares a close bond with her family, including her two older sisters Katie and Emma-Jane, crediting them and her parents for inspiring and supporting her passion for acting from childhood.
Net Worth
Alisha Weir’s net worth is estimated at $2 million USD. Her income primarily comes from acting salaries and residuals from major film roles, including Matilda the Musical and Abigail, voice work in animations, stage performances, endorsements, and brand partnerships tied to her rising profile.
Filmography
- Don’t Leave Home
- Ooops! The Adventure Continues
- Maltilda the Musical
- Wicked Little Letters
- Abigail
- Buffalo Kids
- The Last Days of Rabbit Hayes
Television
- Darklands
- Fia’s Fairies
Stage
- Once
- Annie
- The Wizard of Oz
- Oliver!
- Mary Page Marlowe