2011 U.S. Men's Clay Court Championships
| 2011 U.S. Men's Clay Court Championships | |
|---|---|
| Date | April 4 – April 10 |
| Edition | 43rd |
| Category | World Tour 250 |
| Draw | 32S/16D |
| Prize money | $442,500 |
| Surface | Clay / Outdoor |
| Location | Houston, TX, USA |
| Venue | River Oaks Country Club |
| Champions | |
| Singles | |
 Ryan Sweeting |
|
| Doubles | |
| Bob Bryan / Mike Bryan |
|
The 2011 U.S. Men's Clay Court Championships was a tennis tournament played on outdoor clay courts. It was the 43rd edition of the U.S. Men's Clay Court Championships, and was an ATP World Tour 250 event. It took place at River Oaks Country Club in Houston, Texas, United States, from April 4 through April 10, 2011.
Contents
Champions
Singles
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Ryan Sweeting defeated 
Kei Nishikori, 6–4, 7–6(7–3)
- It was Sweeting's 1st career title.
Doubles
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Bob Bryan / Mike Bryan defeated John Isner / Sam Querrey, 6–7(4-7), 6–2, [10–5]
Entrants
Seeds
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| USA |
Mardy Fish | 15 | 1 |
| USA |
Sam Querrey | 21 | 2 |
 ESP |
Guillermo García-López | 26 | 3 |
| USA |
John Isner | 33 | 4 |
 GER |
Benjamin Becker | 58 | 5 |
| JPN |
Kei Nishikori | 62 | 6 |
 URU |
Pablo Cuevas | 67 | 7 |
 BUL |
Grigor Dimitrov | 70 | 8 |
- Rankings and seedings are as of March 21, 2011.
Other entrants
The following players received wildcards into the main draw:
The following players received entry via qualifying:
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Withdrawals
Kevin Anderson[1]
Juan Ignacio Chela (personal reasons)[2]
Lleyton Hewitt (foot surgery)[3]
Denis Istomin
