Saint-Léonard (French pronunciation: [sɛ̃ leɔnaʁ] ⓘ; West Flemish: Hokinghem) is a commune in the Pas-de-Calais department in the Hauts-de-France region of France][3] about 2 miles (3.2 km) south of Boulogne.

The western border of the commune is the river Liane.

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