Horacio Zeballos (ARG)
| | | Birthdate: 4/27/1985 | Birthplace: Mar del Plata, Argentina | | | | Height: 6-2 | Weight: 183 | | | | Turned Pro: 2003 | Career Money: $2,341,719 | | | | Plays: Left | Back Hand: Right | | | | Career Singles: 34-56 | | | | | Rank: 47 | | | | | | Wins Notes: SINGLES CAREER TITLES (1): 2013 -- Vina del Mar | | | | | | Notable Notes: FINALIST (1): 2009--St. Petersburg | | | |
| Year | Australian | French | Wimbledon | U.S. Open | | 2013 | 1st | -- | -- | -- | | 2012 | -- | 2nd | -- | -- | | 2011 | -- | -- | -- | 1st | | 2010 | 1st | 2nd | 1st | 1st |
| 2011 Results - $63,105 Won |
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| Movistar Open |
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| Round | Opponent | W/L | Score |
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| Quarter-Final | Potito Starace | L | 7-6 (11-9), 3-6, 6-7 (2-7) | | 2nd | David Nalbandian | W | 6-2, 7-5 | | 1st | Ricardo Hocevar | W | 7-6 (7-2), 6-4 | | | | | | | Copa Claro |
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| Round | Opponent | W/L | Score |
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| 2nd | Juan Ignacio Chela | L | 5-7, 2-6 | | 1st | Pablo Andujar | W | 7-6 (7-3), 6-2 | | | | | | | Abierto Mexicano Telcel |
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| Round | Opponent | W/L | Score |
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| 1st | Juan Monaco | L | 5-7, 6-7 (3-7) | | | | | | | U.S. Men's Clay Court Championship |
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| Round | Opponent | W/L | Score |
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| 2nd | John Isner | L | 5-7, 3-6 | | 1st | Ryan Harrison | W | 6-4, 6-3 | | | | | | | BMW Open |
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| Round | Opponent | W/L | Score |
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| 2nd | Marin Cilic | L | 3-6, 6-7 (7-9) | | 1st | Robert Kendrick | W | 6-4, 6-4 | | | | | | | U.S. Open |
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| Round | Opponent | W/L | Score |
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| 1st | Fabio Fognini | L | 7-5, 4-6, 6-7 (5-7), 4-6 | | | | | |

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