Southwest Border Judgeship Expansion Act of 2011 - Directs the President to appoint, by and with the Senate's advice and consent, specified additional: (1) permanent district judges for various federal judicial districts in Arizona, California, New Mexico, and Texas; and (2) temporary district judges for various federal districts in such states. Prohibits, for each of the districts in which a temporary district judge is required to be appointed under this Act, filling the first vacancy arising on such a district court 10 years or more after a judge is first confirmed to fill the temporary district judgeship created in that district.
Converts to permanent judgeships certain existing temporary judgeships for the district of Arizona, the central district of California, the district of New Mexico, and the eastern district of Texas.