Grégory Lemarchal (13 May 1983 – 30 April 2007) was a French singer who rose to fame by winning the fourth series of the reality TV programme Star Academy France, broadcast on the TF1 television network.

He died at age of 23 of health complications while waiting in hospital for a lung transplant. A posthumous album, La Voix d'un ange, was released with profits going towards the Association Grégory Lemarchal charity. A compilation Rêves was released in 2009. He has sold more than 2 million albums.