Defending champion Novak Djokovic defeated Rafael Nadal in the final, 5–7, 6–4, 6–2, 6–7(5–7), 7–5 to win the men's singles tennis title at the 2012 Australian Open.

The final lasted 5 hours and 53 minutes, the longest match in Australian Open history and the longest major singles final of all time.

[3][4][5] This edition of the tournament saw the top four seeds advance to the semifinals.

It is also the last major, and tournament overall, in which all of the Big Four reached the semifinals.

Click on the seed number of a player to go to their draw section.