Southwell was the youngest ever W-League player after debuting for the Newcastle Jets back in 2014 and later featured for the Under-16s and 19s Australian women's Matilda soccer sides.
She later transitioned to rugby sevens where she played for Australia before returning to rugby league at the beginning of 2018.
Hannah made her Origin debut in 2018 before being named in the Australian Jillaroos team for the Test Match against New Zealand in October.
- Lives - Newcastle, NSW
- Club - CRL Newcastle
- Position - Centre/Second Row
- 2019 NRLW Club - Sydney Roosters
- Representative Landmarks - New South Wales 2018 - current, Australian Jillaroos 2018