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.

• 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)

• Daniel Fepuleai (2009)
• Steven Marsters (2019)

• Gareth Widdop (2014–19)
• Mike Cooper (2015)
• James Graham (2018)

• Eto Nabuli (2015)
• Mikaele Ravalawa (2019, 2022–23)
• Korbin Sims (2019)

• Gareth Widdop (2019)
• James Graham (2019)

• Paul Vaughan (2017)

• Hassan Saleh (2003)

• 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)

• Luke Page (2015)
• Nene Macdonald (2017)

• 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– )

• Daniel Heckenberg (2000)
• Euan Aitken (2016)

• Moses Suli (2022-)
• Junior Amone (2022)

• Tyson Frizell (2013)

• Tyson Frizell (2019)
• Ben Hunt (2019)

• Steven Marsters (2019)

• Gareth Widdop (2019)
• James Graham (2019)

• Tim Lafai (2019)
• Luciano Leilua (2019)

• 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)

• Darius Boyd (2009–11)
• Neville Costigan (2009–10)
• Ben Hunt (2018–24)
• Corey Norman (2019)
• Andrew McCullough (2021)
• Jaydn Su'a (2024)

• Jamie Soward (2010–11)
• Wendell Sailor (2010)
• George Rose (2015)
• Josh Kerr (2019–23)
• Tyrell Fuimaono (2020-23)
• Tyrell Sloan (2022– )

• Matt Cooper (2010)
• Brett Morris (2011, 2013)
• Nathan Fien (2012)
• Jason Nightingale (2012)
• Trent Merrin (2015)

• Issac Luke (2020)

• Mark Gasnier (2001, 2003)
• Lance Thompson (2001, 2003–04)
• Adam Cuthbertson (2011)
• Jake Marketo (2017)
• Cameron McInnes (2017)
• Hame Sele (2017)

• 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)

• 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)

• Jamie Soward (2008)

• Chase Stanley (2007)

• Chase Stanley (2008)
• Jason Nightingale (2008)
• Ben Ellis (2008)
• Rangi Chase (2008)

• Mark Gasnier (2007)
• Trent Merrin (2015)

New Zealand Māori

• Ben Ellis (2008)

NRL All Stars

• Wayne Bennett