The canton of Marcq-en-Barœul (French: Canton de Marcq-en-Barœul) was a former French canton, located in the Nord department in the Nord-Pas-de-Calais region.

It had 49,428 inhabitants (2012).

[1] The canton of Marcq-en-Barœul included the following municipalities: (in km2) (as of 2012)[1] (inhab./km2)

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