This is a list of St. George Illawarra Dragons players who have gone on to play representative rugby league while at the club and the year(s) which they achieved the honour. Representatives from the Shellharbour City Dragons are included as they are a feeder club.
International
Australia
Shaun Timmins (1999–2000, 2002–04)
Trent Barrett (2000–02, 2005)
Nathan Blacklock (2001)
Mark Gasnier (2001, 2005–08)
Jason Ryles (2001–02, 2004–05)
Luke Bailey (2003–04)
Matt Cooper (2004–06)
Ben Creagh (2005, 2011)
Ben Hornby (2006)
Darius Boyd (2009–11)
Brett Morris (2009–14)
Michael Weyman (2010)
Dean Young (2010)
Beau Scott (2011)
Josh Dugan (2015–16)
Trent Merrin (2015)
Tyson Frizell (2016–2017)
Ben Hunt (2018–)
Paul Vaughan (2019)
Zac Lomax (2024)
Cook Islands
Daniel Fepuleai (2009)
Steven Marsters (2019)
England
Gareth Widdop (2014–19)
Mike Cooper (2015)
James Graham (2018)
Fiji
Eto Nabuli (2015)
Mikaele Ravalawa (2019, 2022–23)
Korbin Sims (2019)
Great Britain
Gareth Widdop (2019)
James Graham (2019)
Italy
Paul Vaughan (2017)
Lebanon
Hassan Saleh (2003)
New Zealand
Craig Smith (1999–01)
Chase Stanley (2007)
Jason Nightingale (2008–16)
Nathan Fien (2009–12)
Jeremy Smith (2009–10)
Gerard Beale (2014)
Russell Packer (2017)
Papua New Guinea
Luke Page (2015)
Nene Macdonald (2017)
Samoa
Lagi Setu (2008)
Kyle Stanley (2009)
Leeson Ah Mau (2013–17)
Daniel Vidot (2013)
Tim Lafai (2016–19)
Luciano Leilua (2019)
Francis Molo (2022– )
Jaydn Su'A (2022– )
Mathew Feagai (2022– )
Scotland
Daniel Heckenberg (2000)
Euan Aitken (2016)
Tonga
Moses Suli (2022-)
Junior Amone (2022)
Wales
Tyson Frizell (2013)
International 9s
Australia
Tyson Frizell (2019)
Ben Hunt (2019)
Cook Islands
Steven Marsters (2019)
England
Gareth Widdop (2019)
James Graham (2019)
Samoa
Tim Lafai (2019)
Luciano Leilua (2019)
State Of Origin
New South Wales
Anthony Mundine (1999)
Jamie Ainscough (2000–01)
Shaun Timmins (2000, 2002–04)
Trent Barrett (2001–02, 2004–05)
Jason Ryles (2002–05)
Luke Bailey (2002–03, 2005–06)
Mark Gasnier (2004–06, 2008)
Matt Cooper (2004–08, 2010)
Ben Hornby (2004, 2006, 2008)
Brent Kite (2004)
Ben Creagh (2009–10)
Michael Weyman (2009–10)
Justin Poore (2009)
Brett Morris (2010–14)
Beau Scott (2010–12)
Trent Merrin (2011–15)
Jamie Soward (2011)
Dean Young (2011)
Josh Dugan (2013–15)
Tyson Frizell (2016–2020)
Jack de Belin (2018)
Paul Vaughan (2018–2019)
Tariq Sims (2018-19, 2021–22)
Zac Lomax (2024)
Queensland
Darius Boyd (2009–11)
Neville Costigan (2009–10)
Ben Hunt (2018–24)
Corey Norman (2019)
Andrew McCullough (2021)
Jaydn Su'a (2024)
All Stars Game
Indigenous All Stars
Jamie Soward (2010–11)
Wendell Sailor (2010)
George Rose (2015)
Josh Kerr (2019–23)
Tyrell Fuimaono (2020-23)
Tyrell Sloan (2022– )
NRL All Stars
Matt Cooper (2010)
Brett Morris (2011, 2013)
Nathan Fien (2012)
Jason Nightingale (2012)
Trent Merrin (2015)
Maori All Stars
Issac Luke (2020)
City Vs Country Origin
NSW City
Mark Gasnier (2001, 2003)
Lance Thompson (2001, 2003–04)
Adam Cuthbertson (2011)
Jake Marketo (2017)
Cameron McInnes (2017)
Hame Sele (2017)
NSW Country
Nathan Blacklock (2001, 2004)
Jason Ryles (2001, 2003, 2005)
Luke Bailey (2002, 2005)
Shaun Timmins (2003)
Trent Barrett (2003, 2005)
Matt Cooper (2003–04)
Brent Kite (2004)
Ben Creagh (2005–07, 2009–10)
Ben Hornby (2005–06, 2008)
Josh Morris (2007)
Michael Weyman (2009)
Justin Poore (2009)
Jamie Soward (2009, 2011)
Beau Scott (2009)
Dean Young (2010)
Dan Hunt (2011)
Trent Merrin (2011–13)
Matt Prior (2011)
Brett Morris (2012)
Mitch Rein (2014–15)
Tyson Frizell (2015–16)
Joel Thompson (2015)
Euan Aitken (2016)
Jack De Belin (2016–17)
Tariq Sims (2017)
Paul Vaughan (2017)
Other honours
Prime Minister's XIII
Matt Cooper (2005)
Luke Priddis (2005)
Ben Creagh (2005)
Mark Gasnier (2007)
Josh Morris (2008)
Dan Hunt (2012)
Brett Morris (2013)
Euan Aitken (2015)
Trent Merrin (2015)
Josh Dugan (2016–17)
Tyson Frizell (2016–19)
Paul Vaughan (2017)
Zac Lomax (2018)
Ben Hunt (2018–19)
Reece Robson (2018)
Zac Lomax (2022)
Ben Hunt (2022)
Indigenous Dreamtime Team
Jamie Soward (2008)
All Golds
Chase Stanley (2007)
New Zealand Māori
Chase Stanley (2008)
Jason Nightingale (2008)
Ben Ellis (2008)
Rangi Chase (2008)
Representative Captains
Other honours
Prime Minister's XIII
Mark Gasnier (2007)
Trent Merrin (2015)
New Zealand Māori
Representative Coaching Staff
All Stars Game
NRL All Stars