Quesques (; ) is a commune in the Pas-de-Calais department in the Hauts-de-France region of France east of Boulogne.
Located in the north of the Pas-de-Calais department, Quesques is a rural commune where the coastal river Liane has its source and is located, as the crow flies, 8ÃÂ km northeast of the commune of Desvres and 23ÃÂ km east of the commune of Boulogne-sur-Mer ( attraction area and district capital ).
The territory of the commune borders those of seven communes. The bordering communes are Escà Âuilles, Alquines, Brunembert, Coulomby, Lottinghen, Selles and Seninghem.