Fish Falls is a waterfall located along the MacKenzie River in Australia, reachable via the MacKenzie River Walk after first passing the more famous MacKenzie Falls.

The falls appear to feature multiple distinct levels, making them a visually striking destination in their own right. The route to Fish Falls via the MacKenzie River Walk is rated moderate, covering approximately 4.

7 km with 96 metres of elevation gain and typically taking one to one and a half hours to complete. From the base of MacKenzie Falls, walkers continue through a rocky gorge alongside the river to reach Fish Falls.

The trail follows a mix of dirt paths and rocky terrain through young eucalypt woodland.