# 2012 Caloundra International – Singles

Grega Žemlja was the defending champion, but decided not to participate.
Marinko Matosevic won the title, defeating Greg Jones in the final, 6–0, 6–2.

## Seeds

* Lu Yen-hsun (semifinals)
* Marinko Matosevic (champion)
* James Duckworth (semifinals)
* Greg Jones (final)
* Benjamin Mitchell (quarterfinals)
* Kamil Čapkovič (first round)
* Raven Klaasen (first round)
* Sebastian Rieschick (quarterfinals)

## 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

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1 | Lu Yen-hsun | 3 | 7$^7$ | 6$^3$ | | | | |
| 4 | Greg Jones | 6 | 6$^5$ | 7$^7$ | | | | |
| 4 | Greg Jones | 6 | 6$^5$ | 7$^7$ | 4 | Greg Jones | 0 | 2 |
| | | | | | 2 | Marinko Matosevic | 6 | 6 |
| 3 | James Duckworth | 6$^5$ | 3 | | 2 | Marinko Matosevic | 6 | 6 |
| 2 | Marinko Matosevic | 7$^7$ | 6 | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | Y-h Lu | 6 | 6 | | | | | | | | | | | | | | | |
| Q | N Lindahl | 2 | 3 | | 1 | Y-h Lu | 6 | 6 | | | | | | | | | | |
| | Isaac Frost | 2 | 3 | | | M Reid | 3 | 2 | | | | | | | | | | |
| | M Reid | 6 | 6 | | | | | | 1 | Y-h Lu | 6 | 6 | | | | | | |
| | J-P Smith | 3 | 7 | 6 | | | | | 5 | B Mitchell | 4 | 1 | | | | | | |
| | B Strode | 6 | 5 | 3 | | J-P Smith | 4 | 5 | | | | | | | | | | |
| | J Milton | 3 | 1 | | 5 | B Mitchell | 6 | 7 | | | | | | | | | | |
| 5 | B Mitchell | 6 | 6 | | | | | | | | | | | 1 | Y-h Lu | 3 | 7$^7$ | 6$^3$ |
| 4 | G Jones | 6 | 6 | | | | | | | | | | | 4 | G Jones | 6 | 6$^5$ | 7$^7$ |
| | Michael Look | 3 | 4 | | 4 | G Jones | 6 | 6 | | | | | | | | | | |
| WC | C Ebelthite | 3 | 4 | | WC | L Saville | 2 | 3 | | | | | | | | | | |
| WC | L Saville | 6 | 6 | | | | | | 4 | G Jones | 3 | 6 | 6 | | | | | |
| | J Millman | 6 | 6 | | | | | | | J Millman | 6 | 3 | 4 | | | | | |
| | J Peers | 3 | 1 | | | J Millman | 6 | 7 | | | | | | | | | | |
| | H Laaksonen | 6 | 6 | | | H Laaksonen | 2 | 5 | | | | | | | | | | |
| 7 | R Klaasen | 1 | 3 | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 6 | K Čapkovič | 3 | 6 | 3 | | | | | | | | | | | | | | |
| | B Klein | 6 | 3 | 6 | | B Klein | 5 | 6 | 6 | | | | | | | | | |
| Q | M Barton | 1 | 0 | | | J Wang | 7 | 4 | 3 | | | | | | | | | |
| | J Wang | 6 | 6 | | | | | | | | B Klein | 6 | 3 | 2 | | | | |
| | V Vardhan | 6 | 7 | | | | | | | 3 | J Duckworth | 4 | 6 | 6 | | | | |
| Q | Nima Roshan | 4 | 6$^8$ | | | V Vardhan | 4 | 5 | | | | | | | | | | |
| WC | A Feeney | 6 | 6$^2$ | 3 | 3 | J Duckworth | 6 | 6 | | | | | | | | | | |
| 3 | J Duckworth | 4 | 7 | 6 | | | | | | | | | | | 3 | J Duckworth | 6$^5$ | 3 |
| 8 | S Rieschick | 3 | 7 | 7 | | | | | | | | | | | 2 | M Matosevic | 7$^7$ | 6 |
| WC | A Whittington | 6 | 6$^3$ | 5 | 8 | S Rieschick | 6 | 6$^5$ | 6 | | | | | | | | | |
| Q | M Banes | 7 | 4 | 4 | | S Groth | 1 | 7 | 2 | | | | | | | | | |
| | S Groth | 6$^4$ | 6 | 6 | | | | | | 8 | S Rieschick | 7 | 6$^5$ | 4 | | | | |
| | É Chvojka | 6 | 6 | | | | | | | 2 | M Matosevic | 5 | 7$^7$ | 6 | | | | |
| | W-s Jun | 3 | 2 | | | É Chvojka | 4 | 2 | | | | | | | | | | |
| | J Lemke | 4 | 3 | | 2 | M Matosevic | 6 | 6 | | | | | | | | | | |
| 2 | M Matosevic | 6 | 6 | | | | | | | | | | | | | | | |