The Leigh River (or Waywatcurtan in the Wathaurong Aboriginal language) is a perennial river of the Corangamite catchment, located in the Central Highlands region of the Australian state of Victoria.

[5] The Leigh River rises below Mount Mercer and flows generally south, joined by three minor tributaries before reaching its confluence with the Barwon River, southeast of the central business district of Inverleigh.

[4][6] There are several crossings over the Leigh River, including road, rail and pedestrian.

Some additional roads allow passage through shallow sections of the river when the water levels are low.

Wedge who arrived in 1835, probably naming the river after his Tasmanian farm Leighlands.