Annuello is a locality situated in the Mallee region of Australia. By road, Annuello is about 30 kilometres (19 mi) north from Koimbo and 34 kilometres (21 mi) south from Robinvale.
It is located in a wheat growing area settled by WW1 soldier settlers in the 1920s, a Post Office opening on April 15, 1921 when the railway arrived. (closed 1976). A strain of wheat suitable for the area is named Annuello.