The 2013 Nielsen Pro Tennis Championship was a professional tennis tournament played on hard courts. It was the 22nd edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in Winnetka, Illinois, between 1 and 7 July 2013.
| 2013 Nielsen Pro Tennis Championship | |
|---|---|
| Date | 1–7 July |
| Edition | 22nd |
| Surface | Hard |
| Location | Winnetka, United States |
| Champions | |
| Singles | |
 Jack Sock | |
| Doubles | |
 Yuki Bhambri /  Michael Venus | |
Singles main-draw entrants
Seeds
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 RUS | Alex Bogomolov Jr. | 81 | 1 |
| USA | Steve Johnson | 98 | 2 |
| USA | Jack Sock | 102 | 3 |
| USA | Tim Smyczek | 120 | 4 |
| IND | Somdev Devvarman | 136 | 5 |
 GER | Mischa Zverev | 145 | 6 |
| USA | Donald Young | 154 | 7 |
| USA | Bradley Klahn | 178 | 8 |
- 1 Rankings are as of June 24, 2013.
Other entrants
The following players received wildcards into the singles main draw:
Jarmere Jenkins- Evan King
- Dennis Nevolo
- Jack Sock
The following players received entry as an alternate into the singles main draw:
The following players received entry from the qualifying draw:
Champions
Singles
- Jack Sock def. Bradley Klahn 6–4, 6–2
Doubles
Yuki Bhambri / 
Michael Venus def. Somdev Devvarman / Jack Sock 2–6, 6–2, [10–8]
External links
- Official website Archived 2011-07-14 at the Wayback Machine
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