Jean-Claude Vannier (born 1943) is a French musician, composer and arranger. Vannier has composed music, written lyrics, and produced albums for many singers.

Vannier is regarded as an important musician in his native country; music critic Andy Votel noted his Eastern music influences and named him a pop-culture icon of 1970s France, alongside Serge Gainsbourg and Jane Birkin. He also was the conductor for Marie-France Dufour's song Un train qui part in the Eurovision Song Contest 1973.