Hemmendorf is a suburban district of Rottenburg am Neckar in the administrative district of Tübingen in Baden-Württemberg (Germany).

Hemmendorf is located about 9 km (5.6 mi) southern from Rottenburg am Neckar, on the Gäu-Plateau with an elevation from 405 to 528 m. The area of the district is 657 hectares.

It is among the smaller districts of Rottenburg.

At an area of 6.57 km² (2.5 sq mi) the population density represents 129 people per km², or 334 per sq mi.

Most of the population is predominantly Roman Catholic.