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

[3] Onnaing is home to Toyota Motor Manufacturing France, where the Toyota Yaris and Yaris Cross are assembled.

Or, 3 lions azure, on a chief gules, a demi-'Notre-Dame-de-Grâce de carnation' issuant from the line of division, vested gules and azure and holding in her left arm the Baby Jesus.

(Boursies, Cattenières, Carnières, Estrun, Maresches, Onnaing, Ors, Orsinval, Thun-l'Évêque and originally, Notre-Dame de Cambrai, use the same arms.)

This Nord geographical article is a stub.