Jan Müller-Wieland (born 30 March 1966 in Hamburg) is a German composer and conductor of classical music and an academic teacher.

Müller-Wieland studied at the Musikhochschule Lübeck, composition with Friedhelm Döhl, double bass with Willi Beyer and conducting with Günther Behrens.

He studied composition with Hans Werner Henze in Cologne and Rome, and Oliver Knussen in the Tanglewood Music Center.

Nacht (The Fairy tale of the 672nd Night) was written by his wife Birgit Müller-Wieland after a novella by Hugo von Hofmannsthal;[5] the opera was first performed in 2000 at the Wiener Kammeroper conducted by Alexander Drcar.

[8] His composition for chamber ensemble Traumbilder was commissioned by RUHR.2010, the project of the European Culture Capital, and first performed on 19 May 2010 in the Reinoldikirche Dortmund.