The AACTA International Award for Best Lead Actress is an award that is presented by the Australian Academy of Cinema and Television Arts (AACTA), for a performance by a female actor in a film made outside Australia.

It was first handed out by the Academy after its establishment in 2011 by the Australian Film Institute (AFI).

[1] The winners and nominees for 2011 were determined by a jury.

[1] In the following table, the winner is listed first, marked in a separate colour, and highlighted in boldface; the nominees are those that are listed below the winner, and not highlighted or in boldface.

[3] The following individuals received two or more Best Actress awards: The following individuals received two or more Best Actress nominations: