Florian Grégoire Claude Lejeune (French pronunciation: ?[fl??j?~ l???n]; born 20 May 1991) is a French professional footballer who plays as a defender for Premier League club Newcastle United.
He is equally adept at playing as either a defender or a midfielder, but plays mostly as a centre-back.
Lejeune joined Villarreal ahead of the 2011–12 season after spending one season with Agde in the Championnat de France amateur and two seasons with Istres in Ligue 2.