Quirindi is a small town on the North West Slopes region of New South Wales, Australia, in Liverpool Plains Shire.

Quirindi has a population of approximately 3500. It is the nearest link to Gunnedah to the west and Tamworth to the north. The local economy is based on agriculture, with broadacre farming dominant on the black soil plains to the west and livestock grazing in the hilly eastern part of the district.

The town is on the Kamilaroi Highway 15 kilometers (9.3 mi) northwest of its junction with the New England Highway at Willow Tree.