The 2011 Madrid Masters (also known as the Mutua Madrid Open for sponsorship reasons) was played on outdoor clay courts at the Park Manzanares in Madrid, Spain from 30 April – 8 May.

It was the 10th edition of the event on the ATP and 3rd on the WTA.

It was classified as an ATP World Tour Masters 1000 event on the 2011 ATP World Tour and a Premier Mandatory event on the 2011 WTA Tour.

Ion Țiriac, the former Romanian ATP player and now billionaire businessman, was the owner of the tournament.

[1] All money is in US dollars The following players received wildcards into the main draw: The following players received entry using a protected ranking into the main draw: The following players received entry from the qualifying draw: The following player received entry as a lucky loser: The following players received wildcards into the main draw: The following players received entry from the qualifying draw: Novak Djokovic defeated Rafael Nadal 7–5, 6–4 Petra Kvitová defeated Victoria Azarenka 7–6(7–3), 6–4 Bob Bryan / Mike Bryan defeated Michaël Llodra / Nenad Zimonjić 6–3, 6–3 Victoria Azarenka / Maria Kirilenko defeated Květa Peschke / Katarina Srebotnik 6–4, 6–3