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It was the 20th edition of the Estoril Open, and was part of the ATP World Tour 250 series of the 2009 ATP World Tour, and of the International-level tournaments of the 2009 WTA Tour.
It was the 22nd edition of the Estoril Open, and was part of the ATP World Tour 250 series of the 2011 ATP World Tour, and of the International-level tournaments of the 2011 WTA Tour.
Santiago González and Travis Rettenmaier were the defending champions, but Rettenmaier chose to play in the Estoril Open.
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.
Montolio reached a career high ranking of world No. 22 in February 2002, and won three WTA Tour titles at the small events in Porto, Estoril, and Bol, as well as reaching the finals of Madrid and Palermo.
It returned to the schedule as a one-off event in 2001 to replace the Estoril Open, which was cancelled by organisers due to security concerns following the 9/11 attacks in the United States.
The Portugal Open (formerly named Estoril Open) is an ATP and WTA clay court tennis tournament held in Jamor, Oeiras, Portugal.