The Junin Flightless Grebe Podiceps taczanowskii, also known as the Puna Grebe and the Junín Grebe, is a grebe found only on Lake Junin in the highlands of Junin, west-central Peru. The current population is estimated at less than 250.

The scientific name commemorates the Polish zoologist W?adys?aw Taczanowski, author of Ornithology of Peru (1884-86).

Another highly endangered species, the Junin Rail, is restricted to the same lake.