2011 Medibank International Sydney

The 2011 Medibank International Sydney was a tennis tournament played on outdoor hard courts. It was the 119th edition of the Medibank International Sydney, and part of the ATP World Tour 250 series of the 2011 ATP World Tour, and of the WTA Premier tournaments of the 2011 WTA Tour. Both the men's and the women's events took place at the NSW Tennis Centre in Sydney, Australia, from 9 to 15 January 2011.

Seeds
* As of 3 January 2011

Other entrants
The following players received wildcards into the singles main draw:
 * 🇦🇺 Jelena Dokić
 * 🇦🇺 Anastasia Rodionova

The following players received entry into the singles main draw through qualifying:


 * 🇨🇿 Lucie Hradecká
 * 🇷🇸 Bojana Jovanovski
 * 🇷🇺 Ekaterina Makarova
 * 🇫🇷 Virginie Razzano
 * 🇨🇿 Sandra Záhlavová
 * 🇨🇿 Barbora Záhlavová-Strýcová

The following player received entry into the singles main draw via a lucky loser spot:
 * 🇦🇹 Sybille Bammer

Seeds
* Rankings are as of 3 January 2011.

Other entrants
The following players received wildcards into the singles main draw: The following players received entry into the singles main draw through qualifying:
 * 🇦🇷 Juan Martín del Potro
 * 🇦🇺 Matthew Ebden
 * 🇬🇧 James Ward


 * 🇷🇺 Igor Andreev
 * Frederico Gil
 * 🇦🇺 Chris Guccione
 * 🇦🇺 Bernard Tomic

Men's singles
🇫🇷 Gilles Simon defeated 🇷🇸 Viktor Troicki, 7–5, 7–6(7–4)
 * It was Simon's first title of the year and 8th of his career.

Women's singles
🇨🇳 Li Na defeated 🇧🇪 Kim Clijsters, 7–6(7–3), 6–3
 * It was Li's 1st title of the year and 4th of her career.

Men's doubles
🇨🇿 Lukáš Dlouhý / 🇦🇺 Paul Hanley defeated 🇺🇸 Bob Bryan / 🇺🇸 Mike Bryan, 6–7(6–8), 6–3, [10–5]

Women's doubles
🇨🇿 Iveta Benešová / 🇨🇿 Barbora Záhlavová-Strýcová defeated 🇨🇿 Květa Peschke / Katarina Srebotnik, 4–6, 6–4, [10–7].