Vienna South West (German: Wien Süd-West), also known as Electoral District 9E (German: Wahlkreis 9E), is one of the 39 multi-member regional electoral districts of the National Council, the lower house of the Austrian Parliament, the national legislature of Austria.

It consists of the districts of Hietzing, Liesing, Penzing and Rudolfsheim-Fünfhaus in the city-state of Vienna.

[4] It consisted of the districts of Hietzing, Liesing, Penzing and Rudolfsheim-Fünfhaus in the city-state of Vienna.

[6] Vienna South West currently elects six of the 183 members of the National Council using the open party-list proportional representation electoral system.

[11][12] Electors may cast one preferential vote for individual candidates at the regional, state and federal levels.