[3] Born in Gosford, New South Wales, Kelly played her junior rugby league for the Berkeley Vale Panthers.

[4] In 2017, she was a member of the Jillaroos 2017 Women's Rugby League World Cup winning side, scoring the first try in the final against New Zealand.

[5] On 22 June 2018, Kelly scored two tries for New South Wales in their Women's State of Origin win over Queensland and was awarded the Nellie Doherty Medal for Player of the Match.

[6] In Round 1 of the 2018 NRL Women's Premiership, Kelly made her debut for the Sydney Roosters, starting at centre and scoring her side's only try in their 10–4 loss to the New Zealand Warriors.

[7] On 10 September 2018, she was named the NSWRL Women's State of Origin Player of the Year at the Brad Fittler Medal awards in Sydney.