Bleu de Chanel is a men's fragrance created by Jacques Polge for French fashion house Chanel in 2010. It was the first men's fragrance released by the brand since Allure Homme Sport in 2004, and the first men's masterbrand introduced since Égoïste in 1990. The original fragrance is an eau de toilette; the 2014 eau de parfum version was also formulated by Jacques Polge, and the 2018 parfum version was formulated by his son Olivier Polge. French actor Gaspard Ulliel was the first ambassador for Bleu de Chanel and remained as the face of the fragrance for twelve years, until his death in January 2022. He was succeeded by actor Timothée Chalamet in May 2023.

Gaspard Thomas Ulliel was a French actor. He was known for having portrayed the young Hannibal Lecter in Hannibal Rising (2007), fashion designer Yves Saint Laurent in the biopic Saint Laurent (2014), and for being the face of Chanel men's fragrance Bleu de Chanel for twelve years. He also voiced Jack Frost in the French version of Rise of the Guardians (2012), and portrayed Anton Mogart in the Disney+ miniseries Moon Knight (2022).