The Patagonian mockingbird (Mimus patagonicus) is a species of bird in the family Mimidae.

[5] The Patagonian mockingbird is a year round resident of northwestern and central Argentina.

It is a casual visitor to Tierra del Fuego and has been recorded in the Falkland Islands.

[5] The Patagonian mockingbird breeds in January in northern Argentina and between October and December in Chile.

Its nest is an open cup made of twigs and lined with softer materials and is placed low in vegetation.

The Patagonian mockingbird sings continuously for long periods from an open perch or from within vegetation, "a warbling series of varied notes and phrases".