Illan Stéphane Meslier (born 2 March 2000) is a French professional footballer who plays as a goalkeeper for English side Leeds United on loan from French Ligue 2 side Lorient. He is also a France U20s international.
Meslier began playing football with his local club Merlevenez at the age of 6, and after a successful match against FC Lorient joined their academy. On 1 February 2018, he signed his first professional contract with Lorient. In July 2018, Lorient rejected a €10 million bid from Ligue 1 side AS Monaco for Meslier. he also received interest from English Premier League side Chelsea.
He stayed at Lorient, and shortly made his professional debut under then Manager Mickaël Landreau for Lorient in a 1–0 Coupe de la Ligue win over Valenciennes FC on 14 August 2018. He kept a clean sheet consecutively in his first 5 games as a professional, conceding his first ever goal in his 6th game against Paris FC. He saved an injury time penalty from Clermont player Manuel Perez in Lorient's 1-0 win against Clermont. He solidified his place as the clubs number 1 season during the 2018/19 season, playing 30 times in all competitions, keeping 11 clean sheets. With his form helping Lorient finish in 6th in 2018–19 Ligue 2 but narrowly missing out on the playoffs due to goal difference compared with RC Lens.