Grégory Sertic (Croatian: Sertić; born 5 August 1989) is a French retired professional footballer who played as a defensive midfielder.

Born in Brétigny-sur-Orge, Essonne of Croatian descent,[2] Sertic joined FC Girondins de Bordeaux's youth system at the age of 15, from the famed INF Clairefontaine academy.

During the 2007–08 season, spent in the Championnat de France Amateur with the senior reserves, he earned praise from first team manager Laurent Blanc.

[10][11] In February 2019, Sertic moved to FC Zürich of the Swiss Super League until the end of the season.

[15] Sertic was granted Croatian citizenship in March 2013, as his paternal grandfather was a native of Brinje who moved to the French capital.