The following image sequence is of every Academy Award winner for acting that has won 2 or more awards or has been nominated 5 or more times. In most instances it's both. Alternating between female and male from top left to bottom right. In order of awards won, nominations, surname. Starting with Katharine Hepburn (4 wins, 12 nominations) and ending with Irene Dunne (5 nominations). Note there have been more female multi-winner/nominees than male.
(Click on the image for a larger version)
The image will be updated (if need be) after the 2010 Academy Awards in March.