- Born 1 January, 1973, Canterbury New South Wales Australia
- Occupation Parliamentarian, Political advisor, Trade union official
Sophie Cotsis was appointed to the Legislative Council of the New South Wales Parliament representing the Australian Labor Party in 2010. She filled the casual vacancy created on the resignation of John Della Bosca.
- Labor's 'fresh new face' is a seasoned party operator, Nicholls, Sean, http://www.smh.com.au/nsw/labors-fresh-new-face-is-a-seasoned-party-operator-20100906-14y1h.html