Tefft is an unincorporated community in Kankakee Township, Jasper County, Indiana, United States.

Tefft was platted by Isaac Dunn in 1884, and named Dunnville.

[4] Dunn also laid out a subdivision, Dunn's Original KKK Pleasure Resort,[5] 2 miles (3 km) north of town, and was responsible for constructing Dunn's Bridge over the Kankakee River.

A post office was established at Tefft in 1883, and remained in operation until it was discontinued in 2003.

This Jasper County, Indiana location article is a stub.