Stefan Meller [ˈstɛfan ˈmɛllɛr] ⓘ (4 July 1942 in Lyon, France – 4 February 2008 in Warsaw, Poland) was a Polish diplomat and academician.

He served as foreign minister of Poland from 31 October 2005, to 9 May 2006, in the cabinet of Kazimierz Marcinkiewicz.

Meller was a graduate from the faculty of history of the University of Warsaw.

He was a Humanities professor until he was employed by the Polish Institute of International Affairs.

One of his sons – Marcin Meller was the editor-in-chief of the Polish edition of Playboy magazine.