Nicolas Sarkozy | Nicolas Cage | Nicolas Poussin | San Lorenzo de Almagro | Nicolas Baudin | Nicolas Roeg | Nicolas Anelka | Nicolas Philibert | Nicolas Léonard Sadi Carnot | Nicolas Winding Refn | Nicolas Steno | Nicolas Bourriaud | Nicolas | San Nicolás | Nicolas Slonimsky | Nicolas Oudinot | Nicolas Hulot | Nicolas Hodges | Nicolás Guillén | Nicolas Boileau-Despréaux | Nicolas Berggruen | San Nicolas Island | San Nicolas | Nicolas Louis de Lacaille | Nicolas Ghesquière | Louis Nicolas Vauquelin | Theodore Nicolas Gobley | San Nicolás District, Carlos Fermín Fitzcarrald | Nicolas-Théodore de Saussure | Nicolas Schöffer |
The singles field was headlined by ATP No. 26, Båstad runner-up and Valencia titlist Nicolás Almagro, Rome Masters and Båstad semifinalist Filippo Volandri, and Valencia and Kitzbühel finalist Potito Starace.
Other top seeds competing were 2007 Vienna semifinalist Juan Carlos Ferrero, recent Adelaide runner-up Jarkko Nieminen, Nicolás Almagro, Philipp Kohlschreiber and Albert Montañés.
However, in April, López Jaén qualified into his first ATP tournament, beating No. 161 Dušan Vemić in the qualifying round before bowing out to No. 27 Nicolás Almagro in the main draw in Valencia, Spain.
Yūichi started his 2012 campaign by making it to the quarterfinals of the Chennai Open before falling to Nicolás Almagro in three close sets, knocking out eighth seed Oliver Rochus on the way.