Edinburgh South West is a constituency to be represented in the House of Commons of the Parliament of the United Kingdom. The seat came into being for the 2005 general election. It is based on the old constituency of Edinburgh Pentlands, but excludes some of the east of that constituency and includes a south western portion of Edinburgh Central.

The constituency covers the south western portion of the City of Edinburgh council area, including the wards of Balerno , Baberton , Colinton , Craiglockhart , Dalry , Firrhill , Fountainbridge , Moat , Murray Burn , Parkhead , Shandon , Sighthill . The seat has an urban north east and a suburban centre. The remaining area is rural, and runs into the Pentland Hills in the south.