Percey is a commune in the Yonne department in Bourgogne-Franche-Comté in north-central France. It lies on the Canal de Bourgogne, wit…Percey is a commune in the Yonne department in Bourgogne-Franche-Comté in north-central France. It lies on the Canal de Bourgogne, with the Route départementale, named locally «Rue Nationale» running through it, between Saint-Florentin and Tonnerre.