Serge Teyssot-Gay (born 16 May 1963, in Saint-Étienne, Loire) has been the guitarist of French rock group Noir Désir until November 29, 2010. He met the frontman of the band, Bertrand Cantat, at their school in Bordeaux (Lycée Saint-Genès) during the 1980s. Aside from Noir Désir, his other musical endeavours include :

• the trio "Zone Libre", which became a quintet for 2 albums and tours.
• the guitar-oud duo with Khaled AlJaramani known as Interzone.
• works with writers : music and literature
• He has also released two solo albums "Silence Radio" (1996) and "On croit qu'on en est sorti" (2000)