Christian Sebastián Cejas (born 21 April 1975) is an Argentine former footballer that played as goalkeeper and his last club was Chacarita Juniors of the Primera B Nacional.

Cejas began his career in 1994 in his native country Argentina, where he appeared in 170 games and scored six goals for Newell's Old Boys.

On 25 January 2006, Fiorentina acquired goalkeeper Gianluca Berti from Empoli in exchange for Cejas.

On 22 February 2009, Serie B club Pisa announced the signing of Cejas on a free transfer as a replacement for outgoing veternal keeper Daniele Balli.

[2] Cejas served as goalkeeping coach of both Newell's Old Boys and Vélez Sarsfield[3] before becoming the manager of Santamarina in the Primera B Nacional.