Whyte Yarcowie is a settlement in South Australia. It is on the Barrier Highway between Hallett and Terowie.
The town of Yarcowie was surveyed in 1875. The name is said to be Aboriginal (Ngadjuri) for "Wide Water". The name changed to Whyte Yarcowie in 1929 after early pastoralist John Whyte. The railway station on the Peterborough railway line was opened in 1880, but the railway closed in the 1980s.
At the 2006 census, Whyte Yarcowie had a population of 119.