The 2011 UNICEF Open was a tennis tournament played on outdoor grass courts. It was the 22nd edition of the UNICEF Open, and was part of the 250 Series of the 2011 ATP World Tour, and of the WTA International tournaments of the 2011 WTA Tour. Both the men's and the women's events took place at the Autotron park in Rosmalen, 's-Hertogenbosch, Netherlands, from 12 June until 18 June 2011. Dmitry Tursunov and Roberta Vinci won the singles title.[1]
See main article: 2011 UNICEF Open – Men's singles. 
Dmitry Tursunov defeated Ivan Dodig, 6–3, 6–2
See main article: 2011 UNICEF Open – Women's singles. 
Roberta Vinci defeated 
Jelena Dokić, 6–7(7–9), 6–3, 7–5
See main article: 2011 UNICEF Open – Men's doubles. Daniele Bracciali / 
František Čermák defeated 
Robert Lindstedt / 
Horia Tecău, 6–3, 2–6, [10–8]
See main article: 2011 UNICEF Open – Women's doubles. Barbora Záhlavová-Strýcová / Klára Zakopalová defeated 
Dominika Cibulková / Flavia Pennetta, 1–6, 6–4, [10–7]
| Country | Player | Rank* | Seed | |
|---|---|---|---|---|
 Spain | Nicolás Almagro | 15 | 1 | |
 Cyprus | Marcos Baghdatis | 32 | 2 | |
 Belgium | Xavier Malisse | 40 | 3 | |
| Ivan Dodig | 43 | 4 | ||
| Spain | Marcel Granollers | 46 | 5 | |
 Finland | Jarkko Nieminen | 50 | 6 | |
| Pablo Cuevas | 52 | 7 | ||
 France | Adrian Mannarino | 54 | 8 |
The following players received wildcards into the main draw:
The following qualified for the main draw:
See main article: 2011 UNICEF Open – Men's singles qualifying.
| Country | Player | Rank* | Seed | |
|---|---|---|---|---|
| Belgium | Kim Clijsters | 2 | 1 | |
| Russian Federation | Svetlana Kuznetsova | 12 | 2 | |
| Belgium | Yanina Wickmayer | 18 | 3 | |
| Italy | Flavia Pennetta | 21 | 4 | |
| Slovakia | Dominika Cibulková | 23 | 5 | |
| Russian Federation | Maria Kirilenko | 26 | 6 | |
| Italy | Roberta Vinci | 30 | 7 | |
| Czech Republic | Klára Zakopalová | 34 | 8 |
The following players received wildcards into the main draw:
The following players received entry from the qualifying draw:
See main article: 2011 UNICEF Open – Women's singles qualifying.
