Alisha Weir is a young Irish actress and singer who rose to international fame after playing Matilda Wormwood in the 2022 Netflix film Matilda the Musical. Born in Dublin in 2009, she has quickly built a career that spans stage, television, and major motion pictures. This profile covers her biography, age, height, family background, full filmography, latest news in 2025, and upcoming projects.
Who Is Alisha Weir? Biography and Background
Alisha Weir was born on 26 September 2009 in Dublin, Ireland, and grew up in the South Dublin suburb of Knocklyon. She is Irish and works as both an actress and a singer. Her early interest in performing was encouraged by her two older sisters, Emma-Jane Weir and Katie Weir, who attended drama classes that sparked her own involvement. One source names her father as Mark Weir, but her mother’s name is not clearly identified in publicly available records. Weir has described her family as supportive of her career while maintaining a private life away from the spotlight.
Her professional journey began at a very young age with stage productions in Dublin. She appeared in local theatre shows at venues like The Ark before landing her first screen role. This early foundation in live performance helped her develop the confidence and vocal ability that would later define her most famous parts.
Before her screen debut, Weir performed in stage productions of Annie, The Wizard of Oz, and Oliver! at Dublin theatres. Her stage debut as Ivanka in Once at the Olympia Theatre took place in 2017, shortly before she moved into film and television.
Quick Reference: Overview Grid
| Category | Details |
|---|---|
| Full Name | Alisha Weir |
| Date of Birth | 26 September 2009 |
| Age in 2025 | 15 years old (turns 16 in September 2025) |
| Place of Birth | Knocklyon, South Dublin, Ireland |
| Nationality | Irish |
| Profession | Actress, Singer |
| Known For | Matilda the Musical (2022), Abigail (2024) |
| Representation | United Agents |
Key Insights
- Weir’s career demonstrates a successful transition from stage to screen, with her breakout in Matilda the Musical showcasing her singing and acting talents.
- At 15, she is represented by a major talent agency, United Agents, indicating strong professional management and a promising trajectory.
- Her Critics Circle Award nomination in 2025 for her performance in Abigail reflects industry recognition and a growing profile within the film community.
- The contrast between her roles in a family musical and a dark horror film highlights her versatility and strategic role selection early in her career.
How Old Is Alisha Weir? Age, Height, and Personal Profile
Alisha Weir was born on 26 September 2009, making her 15 years old for most of 2025. She will turn 16 in September 2025. Her exact height has not been officially confirmed by a single authoritative source, but available data suggests she stands around 4 feet 10 inches to 4 feet 11 inches (approximately 1.50 m). This range comes from profiles on IMDb and other entertainment databases, though none is verified by a formal measurement.
Her nationality is Irish, and she continues to live and work primarily in Ireland and the United Kingdom. Beyond her professional life, Weir has not publicly shared details about her school or educational arrangements, a decision that protects her privacy as a young performer. Her family background, as noted, remains largely private, with only her father’s name and her sisters’ names appearing in publicly available records.
Sources disagree slightly on Weir’s height. One profile from Screen Dollars lists 4’10”, while IMDb records 4 feet 11 inches (1.50 m). Neither figure is officially confirmed by Weir or her representatives, so the exact measurement remains uncertain.
What Movies and TV Shows Is Alisha Weir In? Full Filmography
Weir’s screen career began in 2018 with a small role in the horror film Don’t Leave Home. She made her television debut in 2019 as Laura in the RTÉ crime drama Darklands. The following year, she voiced a character in the animated feature Two by Two: Overboard!. These early credits laid the groundwork for her major breakthrough.
Breakthrough Role: Matilda the Musical
In 2022, Weir was cast as Matilda Wormwood in the Netflix film adaptation of Matilda the Musical. Directed by Matthew Warchus, the film brought the beloved stage musical to a global audience. Weir’s performance was widely praised for its emotional depth and vocal strength. She performed several songs on the film’s soundtrack, and the role made her internationally known at a young age.
Horror Turn: Abigail (2024)
In 2024, Weir took on the title role in Abigail, a vampire horror film directed by Matt Bettinelli-Olpin and Tyler Gillett. The role required significant physical preparation, including ballet training and performing her own stunts. Her performance earned her a Critics Circle Award nomination for Best Young Performer. The film also featured actors Melissa Barrera and Dan Stevens, placing Weir in a major studio production that elevated her visibility.
Other Notable Work
She appeared on The Late Late Toy Show early in her career, where she sang “True Colors” and gained attention. Her stage credits include productions of Annie, The Wizard of Oz, and Oliver!. In 2024, she also appeared in the film Wicked Little Letters, according to her IMDb credits.
The search results do not provide a reliable, authoritative net worth figure for Alisha Weir. Any numbers circulating online should be treated cautiously unless backed by a credible financial or entertainment source.
Filmography Table
| Year | Title | Type | Role |
|---|---|---|---|
| 2018 | Don’t Leave Home | Film | Feature film debut |
| 2019 | Darklands | TV | Laura |
| 2020 | Two by Two: Overboard! | Animation / Voice | Voice role |
| 2022 | Matilda the Musical | Film | Matilda Wormwood (lead) |
| 2024 | Abigail | Film | Abigail (lead) |
| 2024 | Wicked Little Letters | Film | Appears in credits |
| 2026 | The Last Days of Rabbit Hayes | Film/TV | Post-production / completed |
What Is Alisha Weir Doing Now in 2025? Latest News and 2026 Projects
As of 2025, Weir is actively working across stage and screen. In 2025, she returned to theatre in a production of Mary Page Marlowe at The Old Vic in London, sharing the title role with other actresses. This stage return shows her continuing commitment to live performance alongside film work.
In April 2024, she was named in Forbes 30 Under 30, a recognition of her rapidly rising profile. She has also attended and presented at Irish entertainment events and awards in 2025, as documented on her Instagram account.
Upcoming Projects for 2026
Two projects are listed in her upcoming pipeline. The Land of Sometimes is an animated voice project where she will voice the character Elise. The Last Days of Rabbit Hayes is listed as being in post-production or completed, according to IMDb and Wikipedia, but its exact release status is not fully consistent across sources. No release date has been officially announced for either project.
Career Timeline
- 2009: Born on 26 September in Knocklyon, Dublin, Ireland.
- 2016: Began performing in stage productions in Dublin, including at The Ark children’s theatre.
- 2017: Stage debut as Ivanka in Once at Dublin’s Olympia Theatre.
- 2018: Feature film debut in Don’t Leave Home.
- 2019: TV debut as Laura in RTÉ’s Darklands.
- 2020: Voice role in Two by Two: Overboard!.
- 2022: Breakthrough role as Matilda Wormwood in Netflix’s Matilda the Musical.
- 2024: Starred as Abigail in Universal’s vampire horror film Abigail; appeared in Wicked Little Letters.
- 2025: Returned to theatre in Mary Page Marlowe at The Old Vic; nominated for a Critics Circle Award.
What We Know for Certain and What Remains Unclear
| Established Information | Information That Remains Unclear |
|---|---|
| Born 26 September 2009 in Dublin, Ireland. | Exact height has not been officially published; approximate figures from fan and database sites range from 4’10” to 4’11”. |
| She played Matilda in Matilda the Musical (2022). | Parents’ names and professions are not widely documented; her father is named Mark Weir in one source, but her mother’s name is not publicly available. |
| She starred as Abigail in the 2024 film Abigail. | Net worth is not publicly available and should not be treated as fact. |
| She is represented by United Agents. | Specific details of her 2026 projects (The Land of Sometimes and The Last Days of Rabbit Hayes) are not yet confirmed with release dates. |
| Her Instagram handle is @alishaweir123. | Her school or educational details have not been made public. |
Context: Understanding Alisha Weir’s Career Trajectory
Alisha Weir is part of a new wave of young Irish actors who are gaining international recognition. Her choice to move from a beloved family musical to a high-concept horror film shows a deliberate strategy to diversify her roles early. The nomination for a Critics Circle Award in 2025 for Abigail signals that her performance was noted critically, despite the film’s genre, marking her as a talent to watch.
Her alignment with major studio productions like Abigail, which featured established actors such as Melissa Barrera and Dan Stevens, has elevated her visibility. As her fanbase grows, the most sought-after information is her upcoming 2026 projects, indicating strong audience interest that will likely be met with official announcements in the coming months.
For readers interested in other young Irish actors, see Danielle Galligan – From Game of Thrones to House of Guinness for a profile of another rising star from Ireland.
Sources and Quotes
The information in this article is drawn from several credible sources. Wikipedia provides the foundational, factual biography with citations for dates, films, and background. United Agents confirms her professional representation status. IMDb offers a comprehensive verified filmography. Her Instagram account provides direct, real-time updates on her event appearances and professional activities.
Alisha Weir is a rapidly rising Irish child-to-teen actress with film, TV, stage, and voice credits.
— Screen Dollars
Her Critics Circle Award nomination was confirmed through event reports and industry news sources, though no direct quote from the organization is publicly available in the provided research materials.
Summary: What You Need to Know About Alisha Weir
Alisha Weir is a 15-year-old Irish actress and singer who became globally known for her role as Matilda Wormwood in Matilda the Musical (2022) and for starring in the horror film Abigail (2024). She is represented by United Agents, has an active Instagram presence at @alishaweir123, and is currently working on stage and screen projects for 2025 and 2026. Her net worth has not been publicly disclosed. For a profile of another young actor who has worked in major franchises, see Asa Butterfield – Bio, Age, Height, Net Worth and Movies 2025.
Frequently Asked Questions
Is Alisha Weir related to Alisha Thomas or other similar-named actresses?
No, Alisha Weir is not related to other actresses with similar first names, such as Alisha Thomas. Her public profile is distinct.
What is Alisha Weir’s net worth?
Alisha Weir’s net worth has not been publicly disclosed by reliable sources. Estimates found online are speculative and should not be treated as fact.
Where does Alisha Weir go to school?
Alisha Weir’s school details have not been made public to protect her privacy and allow her to maintain a normal childhood.
Did Alisha Weir do her own singing in Abigail?
Yes, Alisha Weir performed her own singing in the film Abigail, as confirmed in interviews and production notes.
What is Alisha Weir’s Instagram handle?
Her Instagram handle is @alishaweir123, where she posts about awards, theatre appearances, and industry events.
How tall is Alisha Weir?
Sources disagree slightly; one profile lists 4’10”, while another lists 4 feet 11 inches (1.50 m). No official measurement has been confirmed.
What awards has Alisha Weir won?
She was nominated for a Critics Circle Award in 2025 for her performance in Abigail. She was also named in Forbes 30 Under 30 in April 2024.
Did Alisha Weir perform stunts in Abigail?
Yes, she performed her own stunts in Abigail after ballet training to prepare for the physically demanding role.
What is Alisha Weir’s next movie?
She is attached to voice Elise in the animated project The Land of Sometimes and is involved in The Last Days of Rabbit Hayes, though release dates for both are not yet confirmed.
Where was Alisha Weir born?
She was born in Dublin, Ireland, and grew up in the South Dublin suburb of Knocklyon.
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Rebecca Haines is Managing Editor at Headlines UK, running the daily news list, commissioning and headline review.