Vendin-le-Vieil is a commune in the Pas-de-Calais department in the Nord-Pas-de-Calais region of France.
An ex-coalmining area, once boasting 2 pits, now a farming and light industrial town, Vending-le-Vieil lies 4 miles (6.4 km) northeast of Lens, at the junction of the D38e and the D164e roads.