Lambros Couloubaritsis (born 1941) is a Greek-born Belgian philosopher.

Lambros Couloubaritsis received his PhD in philosophy from the Free University of Brussels after studying chemistry at the University of Liège.

He has received honorary doctorates from the universities of Oradea, Crete, Athens, Liège and Charles de Gaulle University – Lille III.

Couloubaritsis is the author of numerous articles and books on ancient and medieval philosophy.

Couloubaritsis is also the editor of Revue de philosophie ancienne.