Amy Madigan Wins Best Supporting Actress at 2026 Oscars, Beats Wunmi Mosaku

American actress Amy Madigan has won the Best Supporting Actress award at the 2026 Academy Awards, defeating Nigerian-British actress Wunmi Mosaku and other nominees in the category.

The 98th edition of the Oscars took place on Sunday, March 15, 2026, in Hollywood, United States, with comedian and television host Conan O’Brien returning as host for the ceremony.

Madigan clinched the award for her role in Weapons, making it the first prize announced at the event. Her victory placed her ahead of fellow nominees including Mosaku, Elle Fanning, Inga Ibsdotter Lilleaas, and Teyana Taylor.

Mosaku, who is of Nigerian heritage, had drawn attention for her performance in the film Sinners, which also received multiple nominations at the awards. The movie features prominent actors such as Michael B. Jordan and Delroy Lindo, both of whom were nominated for their roles in the film.

The Academy Awards remain one of the most prestigious honours in the global film industry, recognising excellence in areas such as acting, directing, writing, music, and technical production.

Full List of Winners at the 2026 Oscars

Best Picture

Bugonia

Frankenstein

F1

Hamnet

Marty Supreme

One Battle After Another (Winner)

The Secret Agent

Sentimental Value

Sinners

Train Dreams


Best Director

Chloé Zhao – Hamnet

Josh Safdie – Marty Supreme

Paul Thomas Anderson – One Battle After Another (Winner)

Joachim Trier – Sentimental Value

Ryan Coogler – Sinners


Actor in a Leading Role

Timothée Chalamet – Marty Supreme

Leonardo DiCaprio – One Battle After Another

Ethan Hawke – Blue Moon

Michael B. Jordan – Sinners (Winner)

Wagner Moura – The Secret Agent


Actress in a Leading Role

Jessie Buckley – Hamnet (Winner)

Rose Byrne – If I Had Legs I’d Kick You

Kate Hudson – Song Sung Blue

Renate Reinsve – Sentimental Value

Emma Stone – Bugonia


Actor in a Supporting Role

Benicio Del Toro – One Battle After Another

Jacob Elordi – Frankenstein

Delroy Lindo – Sinners

Sean Penn – One Battle After Another (Winner)

Stellan Skarsgård – Sentimental Value


Actress in a Supporting Role

Elle Fanning – Sentimental Value

Inga Ibsdotter Lilleaas – Sentimental Value

Amy Madigan – Weapons (Winner)

Wunmi Mosaku – Sinners

Teyana Taylor – One Battle After Another


Adapted Screenplay

Bugonia – Will Tracy

Frankenstein – Guillermo del Toro

Hamnet – Chloé Zhao & Maggie O’Farrell

One Battle After Another – Paul Thomas Anderson (Winner)

Train Dreams – Clint Bentley & Greg Kwedar


Original Screenplay

Blue Moon – Robert Kaplow

It Was Just an Accident – Jafar Panahi

Marty Supreme – Ronald Bronstein & Josh Safdie

Sentimental Value – Eskil Vogt & Joachim Trier

Sinners – Ryan Coogler (Winner)


Animated Feature Film

Arco

Elio

KPop Demon Hunters (Winner)

Little Amélie or the Character of Rain

Zootopia 2


Animated Short Film

Butterfly

Forevergreen

The Girl Who Cried Pearls (Winner)

Retirement Plan

The Three Sisters


Costume Design

Avatar: Fire and Ash

Frankenstein (Winner)

Hamnet

Marty Supreme

Sinners


Best Casting

Hamnet

Marty Supreme

One Battle After Another (Winner)

The Secret Agent

Sinners


Live-Action Short Film

Butcher’s Stain

A Friend of Dorothy

Jane Austen’s Period Drama

The Singers (Winner – Tie)

Two People Exchanging Saliva (Winner – Tie)


Makeup and Hairstyling

Frankenstein (Winner)

Kokuho

Sinners

The Smashing Machine

The Ugly Stepsister


Original Song

Dear Me – Diane Warren: Relentless

Golden – KPop Demon Hunters (Winner)

I Lied To You – Sinners

Sweet Dreams Of Joy – Viva Verdi!

Train Dreams – Train Dreams