Vétraz-Monthoux (; Savoyard: Vtrâ) is a commune in the Haute-Savoie department in the Auvergne-Rhône-Alpes region in south-eastern France.
It is in the northern part of Haute-Savoie and right next to the Swiss border.
The poet Jean-Vincent Verdonnet (1923âÂÂ2013) died in Vétraz-Monthoux.