The 2012 UNICEF Open was a tennis tournament played on outdoor grass courts. It was the 23rd edition of the UNICEF Open, and was part of the 250 Series of the 2012 ATP World Tour, and of the WTA International tournaments of the 2012 WTA Tour. Both the men's and the women's events took place at the Autotron park in Rosmalen, 's-Hertogenbosch, Netherlands, from 17 June until 23 June 2012. David Ferrer and Nadia Petrova won the singles titles.
See main article: 2012 UNICEF Open – Men's singles. 
David Ferrer defeated Philipp Petzschner, 6–3, 6–4
See main article: 2012 UNICEF Open – Women's singles. 
Nadia Petrova defeated 
Urszula Radwańska, 6–4, 6–3
See main article: 2012 UNICEF Open – Men's doubles. 
Robert Lindstedt / 
Horia Tecău defeated 
Juan Sebastián Cabal / Dmitry Tursunov, 6–3, 7–6(7–1)
See main article: 2012 UNICEF Open – Women's doubles. 
Sara Errani / Roberta Vinci defeated Maria Kirilenko / Nadia Petrova, 6–4, 3–6, [11–9]
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Spain | David Ferrer | 6 | 1 | |
 Serbia | Viktor Troicki | 33 | 2 | |
 Austria | Jürgen Melzer | 35 | 3 | |
| Robin Haase | 40 | 4 | ||
| Colombia | Santiago Giraldo | 44 | 5 | |
 Finland | Jarkko Nieminen | 45 | 6 | |
| Russian Federation | Alex Bogomolov Jr. | 46 | 7 | |
| Poland | Łukasz Kubot | 50 | 8 |
The following players received wildcards into the main draw:
The following players received entry from the qualifying draw:
Malek Jaziri (illness) Potito Starace (low-back injury)| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
| Sweden | Robert Lindstedt | Romania | Horia Tecău | 21 | 1 | |
| Aisam-ul-Haq Qureshi | Jean-Julien Rojer | 38 | 2 | |||
 Czech Republic | František Čermák | Filip Polášek | 49 | 3 | ||
| Scott Lipsky | Leander Paes | 50 | 4 |
The following pairs received wildcards into the doubles main draw:
The following pair received entry as alternates:
Potito Starace (low-back injury)| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 Australia | Samantha Stosur | 5 | 1 | |
| Italy | Sara Errani | 10 | 2 | |
 Slovakia | Dominika Cibulková | 12 | 3 | |
| Italy | Flavia Pennetta | 17 | 4 | |
| Russian Federation | Maria Kirilenko | 19 | 5 | |
| Italy | Roberta Vinci | 20 | 6 | |
| Serbia | Jelena Janković | 22 | 7 | |
| Russian Federation | Nadia Petrova | 23 | 8 |
The following players received wildcards into the main draw:
The following players received entry from the qualifying draw:
Kim Clijsters (abdominal injury)| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
| Italy | Sara Errani | Italy | Roberta Vinci | 7 | 1 | |
| Maria Kirilenko | Nadia Petrova | 18 | 2 | |||
| Spain | Anabel Medina Garrigues | Arantxa Parra Santonja | 55 | 3 | ||
| Romania | Irina-Camelia Begu | Monica Niculescu | 67 | 4 |
The following pairs received wildcards into the doubles main draw:
Francesca Schiavone (thigh injury)
