Louis Ducreux (22 September 1911 – 19 December 1992) was a French actor, screenwriter and composer.

He was born Louis Raymond Bordat in Marseille, France.

He made his film debut in 1938 and worked until his death.

He received a Best Actor nomination at the César Awards in 1985 for Bertrand Tavernier's A Sunday in the Country.

He also worked on Max Ophüls's La Ronde as a lyricist, writing the title theme "La ronde de l'amour".