Helpmann Award for Best Male Actor in a Supporting Role in a Play
The Helpmann Award for Best Male Actor in a Supporting Role in a Play is a theatre award, presented by Live Performance Australia at the annual Helpmann Awards since 2003. In the following list, winners are listed first and marked in gold, in boldface, and the nominees are listed below with no highlight.
Winners and nominees
- Source:
| Year | Actor | Production | Character |
| 2003 | - | - | - |
| 2003 | Peter Carroll | Endgame | Nag |
| 2003 | Paul English | Rapture | Dan |
| 2003 | Christopher Gabardi | Cloud Nine | Clive |
| 2003 | Jean-Marc Russ | The Messiah | Leslie Barrymore Locket |
| 2004 | - | - | - |
| 2004 | David Field | Victory | Ball |
| 2004 | Steve Bisley | Inheritance | Lyle |
| 2004 | Tom Budge | The Lieutenant of Inishmore | Davy |
| 2004 | Wayne Blair | Inheritance | Nugget |
| 2005 | - | - | - |
| 2005 | Anthony Weigh | Hedda Gabler | Jørgen Tesman |
| 2005 | Hugo Weaving | Hedda Gabler | Judge Brack |
| 2005 | John Gaden | Democracy | Herbert Wehner |
| 2005 | Robert Menzies | The Ham Funeral | Defoe |
| 2006 | - | - | - |
| 2006 | Russell Dykstra | Stuff Happens | Donald Rumsfeld |
| 2006 | Cameron Goodall | The Goat, or Who Is Sylvia? | Billy |
| 2006 | Frank Whitten | Julius Caesar | Gaius Cassius Longinus |
| 2006 | Hamish Michael | Two Brothers | Harry |
| 2007 | - | - | - |
| 2007 | Paul Capsis | The Lost Echo | Diana |
| 2007 | Dan Wyllie | The Pillowman | Ariel |
| 2007 | Matthew Newton | The History Boys | Tom Irwin |
| 2007 | Sean Taylor | Uncle Vanya | Mikhail Lvovich Astrov |
| 2008 | - | - | - |
| 2008 | Russell Dykstra | Toy Symphony | Steve Gooding, Dr. Maybloom and Headmaster |
| 2008 | James Stewart | The Glass Menagerie | Jim O'Connor |
| 2008 | David Woods | Exit the King | Guard |
| 2008 | Travis McMahon | Don's Party | Mack |
| 2009 | - | - | - |
| 2009 | Ewen Leslie | War of the Roses | Prince Hal |
| 2009 | Grant Piro | Realism | Dinsky |
| 2009 | Jimi Bani | Yibiyung | Smiley |
| 2009 | Mark Jones | Goodbye Vaudeville Charlie Mudd | Bones |
| 2010 | - | - | - |
| 2010 | Humphrey Bower | Richard III | Duke of Buckingham |
| 2010 | Dennis Olsen | King Lear | Earl of Gloucester |
| 2010 | Charlie Garber | Gethsemane | Frank |
| 2010 | Arky Michael | Love Me Tender | Chorus |
| 2011 | - | - | - |
| 2011 | Anthony Phelan | The Wild Duck | Old Ekdal |
| 2011 | Colin Moody | Measure for Measure | Barnardine |
| 2011 | John Bell | Uncle Vanya | Professor Serebryakov |
| 2011 | Dennis Olsen | Entertaining Mr Sloane | Kemp |
| 2012 | - | - | - |
| 2012 | Bob Hornery | The Importance of Being Earnest | Lane |
| 2012 | Patrick Brammall | Clybourne Park | Karl |
| 2012 | Alex Menglet | Julius Caesar | Julius Caesar |
| 2012 | Trevor Stuart | As You Like It | Jaques |
| 2013 | - | - | - |
| 2013 | Colin Moody | The Secret River | Thomas Blackwood |
| 2013 | Patrick Brammall | Death of a Salesman | Biff Loman |
| 2013 | Rory Potter | Medea | Jasper |
| 2013 | Hayden Spencer | End of the Rainbow | Anthony |
| 2014 | - | - | - |
| 2014 | Luke Mullins | Waiting for Godot | |
| 2014 | Jimi Bani | The Shadow King | |
| 2014 | Tom Budge | The Beast | |
| 2014 | Ewen Leslie | Rosencrantz and Guildenstern Are Dead | |
| 2015 | - | - | - |
| 2015 | John Bell | As You Like It | |
| 2015 | Glenn Hazeldine | After Dinner | |
| 2015 | Bruce Spence | Endgame | |
| 2015 | Lasarus Ratuere | Kill the Messenger | |
| 2016 | - | - | - |
| 2016 | Mark Leonard Winter | King Lear | |
| 2016 | Colin Friels | Mortido | |
| 2016 | John Howard | Ivanov | |
| 2016 | Thuso Lekwape | Prize Fighter | |
| 2017 | - | - | - |
| 2017 | Guy Simon | Jasper Jones | |
| 2017 | Jamie Oxenbould | The Literati | Clinton |
| 2017 | Pip Miller | Faith Healer | Teddy |
| 2017 | Peter Carroll | Twelfth Night | Malvolio |
| 2018 | - | - | - |
| 2018 | Mitchell Butel | Mr Burns, A Post-Electric Play | Mr Burns |
| 2018 | Harry Greenwood | Cloud Nine | Betty and Edward |
| 2018 | Colin Moody | The Resistible Rise of Arturo Ui | Roma |
| 2018 | Peter Carroll | The Resistible Rise of Arturo Ui | Dogsborough |
| 2019 | - | - | - |
| 2019 | Paul Blackwell | Faith Healer | Teddy |
| 2019 | Ash Flanders | Blackie Blackie Brown: The Traditional Owner of Death | |
| 2019 | Antonythasan Jesuthasan | Counting and Cracking | Thirru |
| 2019 | William McKenna | Harry Potter and the Cursed Child | Scorpius Malfoy |