# 2011 Aircel Chennai Open – Singles qualifying

The 2011 Aircel Chennai Open was a tennis tournament played on outdoor hard courts. It was the 16th edition of the Chennai Open, and part of the 250 series of the 2011 ATP World Tour. It took place at the SDAT Tennis Stadium in Chennai, India, from 3 January through 9 January 2011.

## Players
### Seeds

* Go Soeda (qualifying competition)
* Édouard Roger-Vasselin (Qualifier)
* Conor Niland (first round)
* Konstantin Kravchuk (qualifying competition)
* Milos Raonic (qualifying competition)
* Alexander Kudryavtsev (Qualifier)
* Ivo Minář (second round)
* Yūichi Sugita (Qualifier)

### Qualifiers

* David Goffin
* Édouard Roger-Vasselin
* Alexander Kudryavtsev
* Yūichi Sugita

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### First qualifier

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Go Soeda | 5 | | | | | | | | | | |
| WC | Daniel Puttkammer | 2$^r$ | | | | | | | | | | |
| WC | Daniel Puttkammer | 2$^r$ | | 1 | Go Soeda | 6 | 7 | | | | | |
| | | | | | Karunuday Singh | 3 | 5 | | | | | |
| | Karunuday Singh | 6 | 6 | | Karunuday Singh | 3 | 5 | | | | | |
| WC | Andreas Gremelmayr | 2 | 2 | | | | | | | | | |
| WC | Andreas Gremelmayr | 2 | 2 | | | | | | 1 | Go Soeda | 3 | 4 |
| | | | | | | | | | | David Goffin | 6 | 6 |
| | David Goffin | 6 | 6 | | | | | | | | | | David Goffin | 6 | 6 |
| | Akash Wagh | 1 | 1 | | | | | | | | | |
| | Akash Wagh | 1 | 1 | | David Goffin | 4 | 6 | 6 | | | | |
| | | | | 7 | Ivo Minář | 6 | 3 | 1 | | | | |
| | Vijay Sundar Prashanth | 1 | 3 | 7 | Ivo Minář | 6 | 3 | 1 | | | | |
| 7 | Ivo Minář | 6 | 6 | | | | | | | | | |

### Second qualifier

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Édouard Roger-Vasselin | 6 | 6 | | | | | | | | | | |
| | Shahbaaz Khan | 0 | 0 | | | | | | | | | | |
| | Shahbaaz Khan | 0 | 0 | 2 | Édouard Roger-Vasselin | 6 | 3 | 6 | | | | | |
| | | | | | Franko Škugor | 4 | 6 | 3 | | | | | |
| | Franko Škugor | 6 | 6 | | Franko Škugor | 4 | 6 | 3 | | | | | |
| | Sanam Singh | 1 | 2 | | | | | | | | | | |
| | Sanam Singh | 1 | 2 | | | | | | 2 | Édouard Roger-Vasselin | 7$^7$ | 3 | 7$^7$ |
| | | | | | | | | | 5 | Milos Raonic | 6$^2$ | 6 | 6$^5$ |
| WC | Ajai Selvaraj | 4 | 1 | | | | | | | | | | | 5 | Milos Raonic | 6$^2$ | 6 | 6$^5$ |
| | Evgeny Kirillov | 6 | 6 | | | | | | | | | | |
| | Evgeny Kirillov | 6 | 6 | | Evgeny Kirillov | 2 | 5 | | | | | | |
| | | | | 5 | Milos Raonic | 6 | 7 | | | | | | |
| | Aldin Šetkić | 2 | 4 | 5 | Milos Raonic | 6 | 7 | | | | | | |
| 5 | Milos Raonic | 6 | 6 | | | | | | | | | | |

### Third qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying Round | Qualifying Round | Qualifying Round | Qualifying Round | Qualifying Round |
| 3 | Conor Niland | 6 | 5 | 4 | | | | | | | | | | |
| | Vishnu Vardhan | 4 | 7 | 6 | | | | | | | | | | |
| | Vishnu Vardhan | 4 | 7 | 6 | | Vishnu Vardhan | 1 | 4 | | | | | | |
| | | | | | | Ante Pavić | 6 | 6 | | | | | | |
| | Ante Pavić | 6 | 6 | | | Ante Pavić | 6 | 6 | | | | | | |
| | Aisam-ul-Haq Qureshi | 4 | 4 | | | | | | | | | | | |
| | Aisam-ul-Haq Qureshi | 4 | 4 | | | | | | | | Ante Pavić | 2 | 6 | 2 |
| | | | | | | | | | | 6 | Alexander Kudryavtsev | 6 | 0 | 6 |
| | Karan Rastogi | 6$^4$ | 3 | | | | | | | | | | | | 6 | Alexander Kudryavtsev | 6 | 0 | 6 |
| | Rajeev Ram | 7$^7$ | 6 | | | | | | | | | | | |
| | Rajeev Ram | 7$^7$ | 6 | | | Rajeev Ram | 0 | 6 | 5 | | | | | |
| | | | | | 6 | Alexander Kudryavtsev | 6 | 4 | 7 | | | | | |
| | Purav Raja | 0 | 1 | | 6 | Alexander Kudryavtsev | 6 | 4 | 7 | | | | | |
| 6 | Alexander Kudryavtsev | 6 | 6 | | | | | | | | | | | |

### Fourth qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Konstantin Kravchuk | 6 | 7$^7$ | | | | | | | | | |
| | Divij Sharan | 2 | 6$^3$ | | | | | | | | | |
| | Divij Sharan | 2 | 6$^3$ | | 4 | Konstantin Kravchuk | 6 | 6 | | | | |
| | | | | | WC | Rupesh Roy | 3 | 1 | | | | |
| | Vignesh Peranamallur | 4 | 6$^6$ | | WC | Rupesh Roy | 3 | 1 | | | | |
| WC | Rupesh Roy | 6 | 7$^8$ | | | | | | | | | |
| WC | Rupesh Roy | 6 | 7$^8$ | | | | | | 4 | Konstantin Kravchuk | 2 | 3 |
| | | | | | | | | | 8 | Yūichi Sugita | 6 | 6 |
| | Leoš Friedl | 6 | 3 | 6 | | | | | | | | | 8 | Yūichi Sugita | 6 | 6 |
| | David Martin | 4 | 6 | 3 | | | | | | | | |
| | David Martin | 4 | 6 | 3 | | Leoš Friedl | w/o | | | | | |
| | | | | | 8 | Yūichi Sugita | | | | | | |
| | Ranjeet Virali-Murugesan | 3 | 0 | | 8 | Yūichi Sugita | | | | | | |
| 8 | Yūichi Sugita | 6 | 6 | | | | | | | | | |