2011 Heineken Open – Singles
Encyclopedia
John Isner
was the defending champion but lost in the quarterfinals to David Nalbandian
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David Ferrer
won the title, defeating Nalbandian 6–3, 6–2 in the final.
John Isner
John Robert Isner is an American professional tennis player. He achieved his career-high rank of no. 18 on July 5, 2010, and has been as high as the second-ranked American tennis player behind Andy Roddick...
was the defending champion but lost in the quarterfinals to David Nalbandian
David Nalbandian
David Pablo Nalbandian is an Argentine professional tennis player and former world no. 3. He was runner-up at the 2002 Wimbledon Championships and the winner of the Tennis Masters Cup in 2005.-Biography:...
.
David Ferrer
David Ferrer
David Ferrer Ern is a Spanish professional tennis player who lives in Valencia, Spain who is currently no. 5 in the ATP Rankings and the second-highest ranked Spaniard behind world no. 2 Rafael Nadal. He turned professional in 2000...
won the title, defeating Nalbandian 6–3, 6–2 in the final.
Seeds
The top four seeds receive a bye to the second round.
David FerrerDavid FerrerDavid Ferrer Ern is a Spanish professional tennis player who lives in Valencia, Spain who is currently no. 5 in the ATP Rankings and the second-highest ranked Spaniard behind world no. 2 Rafael Nadal. He turned professional in 2000...
(Champion)- Nicolás AlmagroNicolás AlmagroNicolas Almagro Sanchez Rolle is a professional Spanish tennis player, ranked 10 on the ATP World Tour.-2005:...
(Semifinals) 
John IsnerJohn IsnerJohn Robert Isner is an American professional tennis player. He achieved his career-high rank of no. 18 on July 5, 2010, and has been as high as the second-ranked American tennis player behind Andy Roddick...
(Quarterfinals)- Albert MontañésÁlbert MontañésAlbert Montañés Roca is a professional tennis player from Spain.He first entered the top-100 in 2001 and has been in the top-100 for all but 20 weeks since then...
(Second Round)
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Juan MónacoJuan MónacoJuan Mónaco , nicknamed "Pico", is a male tennis player from Argentina. He reached a career-high ranking of World No. 14 on February 4, 2008. He is sponsored by Adidas and Yonex.-Biography:...
(First Round)
- David NalbandianDavid NalbandianDavid Pablo Nalbandian is an Argentine professional tennis player and former world no. 3. He was runner-up at the 2002 Wimbledon Championships and the winner of the Tennis Masters Cup in 2005.-Biography:...
(Final)
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Thomaz BellucciThomaz BellucciThomaz Cocchiarali Bellucci , a professional tennis player, is the top ranked Brazilian tennis player. He achieved a career high ranking of #21 on July 26, 2010....
(Quarterfinals)
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Philipp KohlschreiberPhilipp KohlschreiberPhilipp Kohlschreiber is a tennis player from Germany, who turned professional in 2001. The right-hander has won six doubles and three singles titles. He reached his highest singles ATP-ranking on 28 September 2009, when he achieved a ranking of World No. 22...
(Quarterfinals)