Oppenheimer was the big winner on the night picking up seven Oscars, while Poor Things which was produced by Dublin-based Element Pictures, picked up four awards.
Watch: 'Proudn Irishman' Cillian Murphy accepts Best Actor Oscar
The winners in full:
Best Picture
Oppenheimer
Actor in a Leading Role
Cillian Murphy - Oppenheimer
Actress in a Leading Role
Emma Stone - Poor Things
Actor in a Supporting Role
Robert Downey Jr - Oppenheimer
Actress in a Supporting Role
Da'Vine Joy Randolph - The Holdovers
Animated Short Film
War is Over! Inspired by the music of John & Yoko
Costume Design
Poor Things
Live Action Short Film
The Wonderful Story of Henry Sugar
Makeup and Hairstyling
Poor Things
Original Score
Oppenheimer
Adapted Screenplay
American Fiction - Cord Jefferson
Original Screenplay
Anatomy of a Fall - Justine Triet and Arthur Harari
Animated Feature Film
The Boy and the Heron
Cinematography
Oppenheimer
Directing
Christopher Nolan - Oppenheimer
Documentary Feature Film
20 Days in Mariupol
Documentary Short Film
The Last Repair Shop
Film Editing
Oppenheimer
International Feature Film
The Zone of Interest
Original song
What I Was Made For - Barbie
Production Design
Poor Things
Sound
The Zone of Interest
Visual Effects
Godzilla Minus One
The 96th Academy Awards will be broadcast on RTÉ2 on Monday from 9:35pm. The ceremony will be available on demand on the RTÉ Player.