| 2012 Estoril Open | |
|---|---|
| Date | 28 April – 6 May |
| Edition | 23rd (ATP) / 16th (WTA) |
| Surface | Clay / outdoor |
| Location | Oeiras, Portugal |
| Venue | Estádio Nacional |
| Champions | |
| Men's singles | |
 Juan Martín del Potro | |
| Women's singles | |
 Kaia Kanepi | |
| Men's doubles | |
| Women's doubles | |
 Chuang Chia-jung /  Zhang Shuai | |
The 2012 Estoril Open was a tennis tournament played on outdoor clay courts. It was the 23rd edition of the Estoril Open for the men (the 16th for the women), and was part of the ATP World Tour 250 series of the 2012 ATP World Tour, and of the International-level tournaments of the 2012 WTA Tour. Both the men's and the women's events took place at the Estádio Nacional in Oeiras, Portugal, from 28 April through 6 May 2012.