I'm guessing when the DOBs for these players were added to the site, their NRL.com profiles didn't contain their birthplaces.
- Tallis Duncan was born in Wollongong, NSW
- Jacob Gagai was born in Mackay, Qld. He is the brother of Dane Gagai
- Dean Hawkins was born in Randwick, NSW
- Jesse Marshke and Benjamin Marschke were born in Bundaberg, Qld. They are brothers
- Bailey Hodgson was born in Hull, England. He is the nephew of Josh Hodgson
- Aitasi James was born in Auckland, NZ
- Egan Butcher's DOB should be 5 August 2000 in Sydney, NSW (05/08/2000 instead of 08/05/2000 per his and Roosters' Facebook pages)
- Zac Saddler was born in Bathurst, NSW
- Sandon Smith was born in Gosford, NSW
- Tallyn Da Silva was born in Campbelltown, NSW
- Junior Tupou was born in Auckland, NZ
- Fletcher Baker was born in Muswellbrook, NSW
- Jaiyden Hunt was born in Brisbane, Qld
- Will Pryce was born in Bradford, England. He is the son of Leon Pryce, and nephew of Karl Pryce
- Bailey Biondi-Odo was born in Mount Isa, Qld
- Kitione Kautoga was born in Fiji
- Khaled Rajab was born on 26 February 2002 (from Bulldogs' social media)
- Tyrone Munro was born in Moree, NSW
- Izaac Thompson was born in Auckland, NZ
- Jesse McLean's DOB should be 17 January 2005 in Blacktown, NSW (instead of 2004). He is the nephew of Alex Chan, and cousin of Joe and Tiaki Chan