Alaeddine Yahia (Arabic: علاء الدين يحيى; born 26 September 1981) is a Tunisian former professional footballer who played as a centre-back.

Yahia has previously played for Stade Tunisien, Guingamp and had a brief spell at Southampton, although he did not play a first team game for the club.

He was part of the squad that won the 2004 African Cup of Nations.

On 24 February 2007, Yahia played his first Ligue 1 match for Sedan against Rennes.

This biographical article related to Tunisian football is a stub.