The red squirrel ( Sciurus vulgaris ) is a well‐known forest animal distributed all over Europe. Still, we are far from having a firm knowledge of the species’ phylogeography. This study investigates the genetic differentiation of S. vulgaris across the species’ Eurasian range, using sequence data from the mitochondrial DNA gene (D‐loop, 252 base pairs, cytochrome b , 359 base pairs), and eight variable autosomal microsatellit...