Caitlan Johnston-Green (born 12 January 2001) is an Australian rugby league footballer who currently plays for the Cronulla-Sutherland Sharks in the NRL Women's Premiership.

She previously played for the Sydney Roosters and Newcastle Knights, while also representing the Indigenous All Stars, Prime Minister's XIII, Australia and New South Wales.

Born in Belmont, New South Wales, Johnston-Green is of Indigenous Australian descent and began playing rugby league for Windale at age 11.

[11] Johnston-Green suffered a knee injury while playing for the Central Coast and was ruled out of the 2020 NRL Women's season.

[15] In round 1 of the delayed 2021 NRL Women's season, Johnston-Green made her club debut for the Knights against the Parramatta Eels.