Liessies (French pronunciation: [ljɛsi]) is a commune in the Nord department in northern France.

[3] It is known for Liessies Abbey, of which the abbey church and the park have been preserved.

Argent, a boar's head erased sable, armed argent langued gules.

(Liessies, Sains-du-Nord and Sémeries use the same arms.)

This Nord geographical article is a stub.