AACTA Award for Best Actor in a Supporting Role

| style="background:#ffff80;"|Barry Humphries

| style="background:#ffff80;"|The Great Macarthy

| style="background:#ffff80;"|Colonel Ball-Miller

| style="background:#ffff80;"|Reg Lye

| style="background:#ffff80;"|Sunday Too Far Away

| style="background:#ffff80;"|Old Garth

| style="background:#ffff80;"|Drew Forsythe

| style="background:#ffff80;"|Caddie

| style="background:#ffff80;"|Sonny

|rowspan=2|The Devil's Playground

|Brother Arnold

|Father Marshall

|Picnic at Hanging Rock

|Tom

| style="background:#ffff80;"|John Ewart

| style="background:#ffff80;"|The Picture Show Man

| style="background:#ffff80;"|Freddie

|Let the Balloon Go

|Constable Baird

|Mad Dog Morgan

|Sergeant Smith

|Raw Deal

|Dick

| style="background:#ffff80;"|Ray Barrett

| style="background:#ffff80;"|The Chant of Jimmie Blacksmith

| style="background:#ffff80;"|Farrell

|The Chant of Jimmie Blacksmith

|McCready

|rowspan=2|Newsfront

|A.G. Marwood

|Chris Hewitt

| style="background:#ffff80;"|Alwyn Kurts

| style="background:#ffff80;"|Tim

| style="background:#ffff80;"|Ron Melville

|The Last of the Knucklemen

|Methuselah

|My Brilliant Career

|Frank Hawdon

|Mad Max

|Toecutter

| style="background:#ffff80;"|Bryan Brown

| style="background:#ffff80;"|Breaker Morant

| style="background:#ffff80;"|Lt. Peter Handcock

|Breaker Morant

|Lt. George Ramsdale Witton

|Stir

|Redford

|Breaker Morant

|Lt. Col. Denny

| style="background:#ffff80;"|Bill Hunter

| style="background:#ffff80;"|Gallipoli

| style="background:#ffff80;"|Major Barton

|Hoodwink

|Buster

|The Club

|Danny Rowe

|Gallipoli

|Redford

| style="background:#ffff80;"|Warren Mitchell

| style="background:#ffff80;"|Norman Loves Rose

| style="background:#ffff80;"|Morris

|Going Down

|Greg / Trixie

|Far East

|Peter Reeves

|The Pirate Movie

|Sergeant / Inspector

| style="background:#ffff80;"|John Hargreaves

| style="background:#ffff80;"|Careful, He Might Hear You

| style="background:#ffff80;"|Logan

|Buddies

|Alfred

|The Wild Duck

|Old Ackland

|The Winds of Jarrah

|Ben

| style="background:#ffff80;"|Steve Bisley

| style="background:#ffff80;"|Silver City

| style="background:#ffff80;"|Victor

|BMX Bandits

|Whitey

|rowspan=2|Fast Talking

|Redback

|Ralph Carson

| style="background:#ffff80;"|Nique Needles

| style="background:#ffff80;"|The Boy Who Had Everything

| style="background:#ffff80;"|Graham Cummerford

|Rebel

|Tiger

|Bliss

|Aldo

|An Indecent Obsession

|Benedict Maynard

| style="background:#ffff80;"|John Hargreaves

| style="background:#ffff80;"|Malcolm

| style="background:#ffff80;"|Frank Baker

|Death of a Soldier

|Det. Sgt. Martin

|Short Changed

|Curly

|Kangaroo

|Jack Calcott

| style="background:#ffff80;"|Ben Mendelsohn

| style="background:#ffff80;"|The Year My Voice Broke

| style="background:#ffff80;"|Trevor Leishman

|Ground Zero

|Prosper Gaffney

|Initiation

|Kulu

|The Umbrella Woman

|Sugar Hills

| style="background:#ffff80;"|Kim Gyngell

| style="background:#ffff80;"|Boulevard of Broken Dreams

| style="background:#ffff80;"|Ian McKenzie

|Grievous Bodily Harm

|Mick

|The Navigator: A Medieval Odyssey

|Martin

|The Everlasting Secret Family

|Judge

| style="background:#ffff80;"|Chris Haywood

| style="background:#ffff80;"|Emerald City

| style="background:#ffff80;"|Mike

|Sweetie

|Gordon

|Heaven Tonight

|Baz Schultz

|Ghosts… of the Civil Dead

|Waychek

| style="background:#ffff80;"|Steve Bisley

| style="background:#ffff80;"|The Big Steal

| style="background:#ffff80;"|Gordon Farkas

|Blood Oath

|Pvt. Jimmy Fenton

|Flirting

|'Gilby' Fryer

|Blood Oath

|Lt. Tanaka

| style="background:#ffff80;"|Russell Crowe

| style="background:#ffff80;"|Proof

| style="background:#ffff80;"|Andy

|Aya

|Mac

|Spotswood

|Mr. Ball

|Deadly

|Eddie

| style="background:#ffff80;"|Barry Otto

| style="background:#ffff80;"|Strictly Ballroom

| style="background:#ffff80;"|Doug Hastings

|The Last Days of Chez Nous

|Beth's Father

|Romper Stomper

|Davey

|Black Robe

|Chomina

| style="background:#ffff80;"|David Ngoombujarra

| style="background:#ffff80;"|Blackfellas

| style="background:#ffff80;"|Floyd "Pretty Boy" Davies

|The Heartbreak Kid

|George

|The Piano

|Alisdair Stewart

|The Custodian

|Ferguson

| style="background:#ffff80;"|Max Cullen

| style="background:#ffff80;"|Spider & Rose

| style="background:#ffff80;"|Jack

|Muriel's Wedding

|Bill Heslop

|Traps

|Tuan

|The Sum of Us

|Greg

| style="background:#ffff80;"|Ray Barrett

| style="background:#ffff80;"|Hotel Sorrento

| style="background:#ffff80;"|Wal Moynihan

|Metal Skin

|Dazey

|Dad and Dave: On Our Selection

|Joe Rudd

|Hotel Sorrento

|Troy Moynihan

| style="background:#ffff80;"|Armin Mueller-Stahl

| style="background:#ffff80;"|Shine

| style="background:#ffff80;"|Peter

|Brilliant Lies

|Brian Connor

|Life

|Snakey

|Cosi

|Roy

| style="background:#ffff80;"|Andrew S. Gilbert

| style="background:#ffff80;"|Kiss or Kill

| style="background:#ffff80;"|Detective Crean

|Kiss or Kill

|Detective Inspector Hummer

|Blackrock

|Ricko

|The Castle

|Lawrence Hammill QC

| style="background:#ffff80;"|John Polson

| style="background:#ffff80;"|The Boys

| style="background:#ffff80;"|Glenn Sprague

|Head On

|Johnny/Tula

|The Boys

|Stevie Sprague

|A Little Bit of Soul

|Godfrey Usher

| style="background:#ffff80;"|Bryan Brown

| style="background:#ffff80;"|Two Hands

| style="background:#ffff80;"|Pando

|Siam Sunset

|Bill Leach

|Strange Fits of Passion

|Jimmy

|Paperback Hero

|Hamish

| style="background:#ffff80;"|Simon Lyndon

| style="background:#ffff80;"|Chopper

| style="background:#ffff80;"|Jimmy Loughnan

|Kick

|Tom Bradshaw

|My Mother Frank

|Professor Mortlock

|Innocence

|John

| style="background:#ffff80;"|Vince Colosimo

| style="background:#ffff80;"|Lantana

| style="background:#ffff80;"|Nik D'Amato

|La Spagnola

|Stefano

|Mullet

|Peter Maloney

|Moulin Rouge!

|The Duke of Monroth

| style="background:#ffff80;"|Nathaniel Dean

| style="background:#ffff80;"|Walking on Water

| style="background:#ffff80;"|Simon

|Australian Rules

|Dumby Red

|The Hard Word

|Shane Twentyman

|Rabbit-Proof Fence

|Moodoo the Tracker

| style="background:#ffff80;"|David Ngoombujarra

| style="background:#ffff80;"|Black and White

| style="background:#ffff80;"|Young Max Stuart

|Ned Kelly

|Joe Byrne

|Liquid Bridge

|Bob McCallum

|rowspan=2|Gettin' Square

|Con Katsakis

|Arnie DeViers

| style="background:#ffff80;"|Erik Thomson

| style="background:#ffff80;"|Somersault

| style="background:#ffff80;"|Richard

|Somersault

|Stuart

|Tom White

|Matt

|The Old Man Who Read Love Stories

|Rubicondo the dentist

| style="background:#ffff80;"|Anthony Hayes

| style="background:#ffff80;"|Look Both Ways

| style="background:#ffff80;"|Andy Walker

|Little Fish

|Ray Heart

|The Proposition

|Jellon Lamb

|Three Dollars

|Nick

| style="background:#ffff80;"|Anthony Hayes

| style="background:#ffff80;"|Suburban Mayhem

| style="background:#ffff80;"|Kenny

|Last Train to Freo

|Trev

|Kenny

|Bill Smyth

|Candy

|Casper

| style="background:#ffff80;"|Marton Csokas

| style="background:#ffff80;"|Romulus, My Father

| style="background:#ffff80;"|Hora

|Romulus, My Father

|Mitru

|rowspan=2|Clubland

|John Maitland

|Mark

| style="background:#ffff80;"|Luke Ford

| style="background:#ffff80;"|The Black Balloon

| style="background:#ffff80;"|Charlie Mollison

|rowspan=2|The Square

|Billy

|Greg "Smithy" Smith

|The Black Balloon

|Simon Mollison

| style="background:#ffff80;"|Oscar Isaac

| style="background:#ffff80;"|Balibo

| style="background:#ffff80;"|José Ramos-Horta

|Beautiful Kate

|Bruce Kendall

|Balibo

|Greg Shackleton

|Australia

|Nullah

| style="background:#ffff80;"|Joel Edgerton

| style="background:#ffff80;"|Animal Kingdom

| style="background:#ffff80;"|Barry 'Baz' Brown

|Animal Kingdom

|Nathan Leckie

|Matching Jack

|Finn

|Animal Kingdom

|Craig Cody

| style="background:#ffff80;"|Hugo Weaving

| style="background:#ffff80;"|Oranges and Sunshine

| style="background:#ffff80;"|Jack

|The Eye of the Storm

|Arnold Wyburd

|The Hunter

|Jack Mindy

|Face to Face

|Hakim Slimon

| style="background:#ffff80;"|Antony Starr

| style="background:#ffff80;"|Wish You Were Here

| style="background:#ffff80;"|Jeremy King

|Not Suitable for Children

|Gus

|Mental

|Trevor Blundell

|The King is Dead

|King

| style="background:#ffff80;"|Joel Edgerton

| style="background:#ffff80;"|The Great Gatsby

| style="background:#ffff80;"|Tom Buchanan

|Dead Europe

|Nico

|The Rocket

|Purple

|100 Bloody Acres

|Lindsay Morgan

| style="background:#ffff80;"|Yılmaz Erdoğan

| style="background:#ffff80;"|The Water Diviner

| style="background:#ffff80;"|Major Hasan

|The Little Death

|Richard

|The Rover

|Reynolds

|The Little Death

|Sam

| style="background:#ffff80;"|Hugo Weaving

| style="background:#ffff80;"|The Dressmaker

| style="background:#ffff80;"|Sergeant Farrat

|Last Cab to Darwin

|Tilly

|Ruben Guthrie

|Damian

|Holding the Man

|Bob Caleo

| style="background:#ffff80;"|Hugo Weaving

| style="background:#ffff80;"|Hacksaw Ridge

| style="background:#ffff80;"|Tom Doss

|Pawno

|Pauly

|Down Under

|Jason

|The Daughter

|Walter

| style="background:#ffff80;"|Dev Patel

| style="background:#ffff80;"|Lion

| style="background:#ffff80;"|Saroo Brierley

|Ali's Wedding

|Mehdi

|Don't Tell

|Bob Myers

|Jasper Jones

|Mad Jack Lionel

| style="background:#ffff80;"|Simon Baker

| style="background:#ffff80;"|Breath

| style="background:#ffff80;"|Sando

|The Merger

|Sayyid

|rowspan=2|Boy Erased

|Marshall Eamons

|Victor Sykes

|1%

|Skink

| style="background:#ffff80;"|Joel Edgerton

| style="background:#ffff80;"|The King

| style="background:#ffff80;"|Fastolf

|The Nightingale

|Ruse

|Hearts and Bones

|Sebastian Ahmed

|The King

|King Henry IV

|The Nightingale

|Aidan Carroll

|style="background:#ffff80;"|Ben Mendelsohn

|style="background:#ffff80;"|Babyteeth

|style="background:#ffff90;"|Henry Finlay

|Measure for Measure

|Farouk

|True History of the Kelly Gang

|Harry Power

|The Flood

|William 'Minto' Minton

|H is for Happiness

|Douglas Benson

|style="background:#ffff80;"|Anthony LaPaglia

|style="background:#ffff80;"|Nitram

|style="background:#ffff80;"|Nitram’s father

|Rams

|Les

|The Furnace

|Woorak

|rowspan=2|High Ground

|Baywara

|Moran

|style="background:#ffff80;"|Sean Harris

|style="background:#ffff80;"|The Stranger

|style="background:#ffff80;"|Henry Teague

|Blaze

|Luke

|Nude Tuesday

|Bjorg Rasmussen

|The Drover's Wife: The Legend of Molly Johnson

|Danny Johnson

|Elvis

|Colonel Tom Parker