Stefan Zinni (born 6 July 1996) is an Australian professional footballer who plays as a winger for Preston Lions. He has previously played for Melbourne City, Western Sydney Wanderers, and Western United in the A-League.
On 26 August 2015, he made his professional senior debut for Melbourne City in the 2015 FFA Cup against Wellington Phoenix. On 10 October 2015, he made his A-league debut against Sydney FC at Allianz Stadium.
On 18 December 2016, Zinni signed with South Melbourne where he played 10 years in his youth.
On 1 February, Zinni was signed by Western Sydney Wanderers until the end of the season to help bolster their attack.
On 28 December 2020, Zinni was signed by Western United on a 2-month injury replacement deal.