Mount Piddington, or Wirindi, is a mountain in the Blue Mountains village of Mount Victoria in New South Wales. It has a lookout, restrooms and a picnic area at its summit, surrounded by a loop road, Mount Piddington Road, which runs from the summit to Mount Victoria village. It is also the starting point of several bushwalking tracks that descend to the cliffs of Hornes Point and the Fairy Bower reserve.