| 2012 Nielsen Pro Tennis Championship | |
|---|---|
| Date | 2–8 July |
| Edition | 21st |
| Surface | Hard |
| Location | Winnetka, Illinois, United States |
| Champions | |
| Singles | |
 John-Patrick Smith | |
| Doubles | |
 Devin Britton / Jeff Dadamo | |
The 2012 Nielsen Pro Tennis Championship was a professional tennis tournament played on hard courts. It was the 21st edition of the tournament which was part of the 2012 ATP Challenger Tour. It took place in Winnetka, Illinois, between 2 and 8 July 2012.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 GER | Benjamin Becker | 124 | 1 |
| USA | Ryan Sweeting | 130 | 2 |
| USA | Bobby Reynolds | 132 | 3 |
 SUI | Marco Chiudinelli | 134 | 4 |
 RSA | Rik de Voest | 142 | 5 |
 UKR | Sergei Bubka | 167 | 6 |
 LTU | Ričardas Berankis | 169 | 7 |
 THA | Danai Udomchoke | 171 | 8 |
The following players received wildcards into the singles main draw:
Mitchell Frank Bradley Klahn Dennis Nevolo Blake Strode The following players received entry as an alternate into the singles main draw:
The following players received entry from the qualifying draw:
Jeff Dadamo 
Luka Gregorc 
Ante Pavić John-Patrick Smith John-Patrick Smith def. Ričardas Berankis, 3–6, 6–3, 7–6(7–3) Devin Britton / Jeff Dadamo def. John Peers / John-Patrick Smith, 1–6, 6–2, [10–6]The 2011 Brisbane International was a joint ATP and WTA tennis tournament, played on outdoor hard courts in Brisbane, Queensland. It was the 3rd edition of the tournament and took place at the Queensland Tennis Centre in Tennyson and was held from 2 to 9 January 2011. It was part of the Australian Open Series in preparation for the first grandslam of the year.
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