Leonidas Stergiou
Leonidas Stergiou (born 3 March 2002) is a Swiss professional footballer who plays as a centre back for FC St. Gallen.

Personal life
Stergiou was born in Wattwil in the Toggenburg area of Switzerland; his mother is Serbian and his father is Greek. The 17-year-old has spent the whole of his life so far in the country of his birth, joining the FC St. Gallen academy at a young age and subsequently progressing through the ranks to the first team.

Club career
Stergiou initially made his competitive debut for the senior St. Gallen side in February 2019, participating in a 3–1 victory against FC Zurich.

International career
Stergiou has played four games for Switzerland U15 and five for Switzerland U16.