Pinkawillinie is a locality in the north of Eyre Peninsula in South Australia. It is a rural grain and grazing area in marginal country near Goyder’s Line within the District Council of Kimba. It draws its name from the cadastral Hundred bearing the same name which is mostly included in the modern bounded locality, however the locality includes several other Hundreds and the Pinkawillinie Conservation Park, all within the Kimba region.