Tronchin

Tronchin may refer to:
 * Hélène Tronchin (1828–1905), salonnière and feminist from Geneva
 * Louis Tronchin (1629–1705), theologian from Geneva
 * Théodore Tronchin (1709–1781), a physician from the Republic of Geneva
 * Jean-Robert Tronchin (1710–1793), an attorney general of the Republic of Geneva
 * Théodore Tronchin (theologian) (1582–1657), a Calvinist theologian in the Republic of Geneva