Rubén Ramírez Hidalgo Rubén Ramírez Hidalgo (; born 6 January 1978 in Alicante, Spain) is a former professional male tennis player from Spain. His career-high ATP singles ranking is world No. 50, achieved on 2 October 2006. His favourite surface is clay, where h ...

was the defending champion; however, he lost to

Evgeny Donskoy Evgeny Evgenyevich Donskoy ( rus, Евге́ний Евге́ньевич Донско́й, , jɪvˈɡʲenʲɪj dɐnˈskoj; born 9 May 1990) is a Russian professional tennis player. He has a career-high ATP singles ranking of No. 65, achieved o ...

in the second round.

Simon Greul Simon Greul (; born 13 April 1981) is a retired German male tennis player. His career high rank was No. 55, achieved on 22 March 2010. Career His major breakthrough was at the 2006 Nasdaq-100 Open, where after beating Adrián García and Ric ...

won the final against

Victor Crivoi Victor Crivoi (born 25 May 1982) is a Romanian former tennis player. His career high ranking is No. 75, achieved on 17 August 2009. In 2005, he played in the International Tennis Federation's Professional Circuit and won seven titles. As a result ...

6–2, 6–1.

Seeds

Draw

Finals

Top half

Bottom half

References

Main DrawQualifying Singles
{{DEFAULTSORT:Košice Open - Singles, 2011 2011 ATP Challenger Tour

2011 Singles Eleven or 11 may refer to: *11 (number) * One of the years 11 BC, AD 11, 1911, 2011 Literature * ''Eleven'' (novel), a 2006 novel by British author David Llewellyn *''Eleven'', a 1970 collection of short stories by Patricia Highsmith *''Eleve ...