The IDRU selects representative teams each year which play under the name "
Illawarriors". The senior men's team, Colts u20 and junior age-group teams compete in the annual
New South Wales Country Rugby Union championship. Country Cockatoos is a team selected from the NSW Country Regions (Illawarra, Hunter, Central Coast, New England, Central West, Western Plains, Central North) that compete against ACT Brumbies Provincial, NSW Subbies and Queensland Country.
Caldwell Cup results – seniors • 2018 - Illawarra 37 - 15 Central West • 2017 - Newcastle Hunter 46 - 7 Illawarra • 2016 - Illawarra 31 - 17 Central Coast • 2015 - Illawarra 24 - 14 Newcastle Hunter • 2014 - Central West 19 - 5 Illawarra • 2013 - Newcastle Hunter 28 - 18 Illawarra • 2012 - Newcastle Hunter 29 - 13 Illawarra
NSW Country Cockatoos training squad • 2018 - Paul Tuala, Tom Baker, Takunda Chimwaza, Sam Latu, Amos Leef (University), Tim Small, Henry Yuill (Bowral), Leighton Cowley (Kiama), Aisake Tuevu (Tech-Waratahs), Dane Nethery (Vikings), Jay Spencer (Camden), Tait-Tania Tuumuliileuao (Avondale) • 2017 - Paul Tuala, Wayne Ngatai, Andy Papworth, Andrew Rae (University), Leighton Cowley (Kiama), Jesse Roche (Woonona), Henry Yuill (Bowral) • 2016 - Paul Tuala, Nik Rangiuira, Tyler Aitkin, Allyd Owen (University), Aaron Louden, Alex Wilson (Shoalhaven), Anthony Allport, Rhys Peters (Wonoona), Niko Degei (Kiama)
Women's country championships • 2018 - Lady Illawarriors ==Illawarra premiers ==