César Gabriel Florentín (born 13 March 1999) is an Argentine professional footballer who plays as an attacking midfielder for Russian club FC Orenburg.

[1] Florentín came through the youth system of River Plate, prior to signing for Argentinos Juniors' ranks in 2016; making the breakthrough into the latter's first-team fold in 2019.

[1][5][6] Florentín's professional debut arrived on 3 August 2019 versus Aldosivi, as he came off the bench to replace Nicolás Silva after seventy-three minutes of a goalless away draw.

[1][7] Eight more appearances came in 2019–20, which included his first start arriving in a Copa Sudamericana first stage tie with Sport Huancayo on 11 February 2020.

[8] On 2 August 2022, Florentín signed with Russian Premier League club FC Orenburg, where he joined his compatriots Braian Mansilla and Lucas Vera.