2010 Nielsen Pro Tennis Championship
{{Use mdy dates|date=January 2025}}
{{Infobox tennis event|2010|Nielsen Pro Tennis Championship|
| date=June 28 – July 4
| edition=19th
| surface= Hard
| location=Winnetka, United States
| champs={{flagicon|ARG}} Brian Dabul
| champd={{flagicon|USA}} Ryler DeHeart / {{flagicon|CAN}} Pierre-Ludovic Duclos
}}
The 2010 Nielsen Pro Tennis Championship was a professional tennis tournament played on outdoor hard courts. It was the 19th edition of the tournament which was part of the 2010 ATP Challenger Tour. It took place in Winnetka, Illinois, between 28 June and 4 July 2010.
ATP entrants
=Seeds=
| class="wikitable" border="1" |
| Nationality
! Player ! Ranking* ! Seeding |
|---|
| {{flag|GER}}
| 100 | 1 |
| {{flagu|USA}}
| 101 | 2 |
| {{flag|IND}}
| 103 | 3 |
| {{flag|ARG}}
| 111 | 4 |
| {{flagu|USA}}
| 113 | 5 |
| {{flag|FRA}}
| 116 | 6 |
| {{flag|JPN}}
| Go Soeda | 124 | 7 |
| {{flagu|USA}}
| 142 | 8 |
- Rankings are as of June 21, 2010.
=Other entrants=
The following players received wildcards into the singles main draw:
- {{flagicon|USA}} John Paul Fruttero
- {{flagicon|USA}} Ryan Harrison
- {{flagicon|USA}} Austin Krajicek
- {{flagicon|GER}} Simon Stadler
The following players received entry as alternative:
- {{flagicon|ISR}} Noam Okun
- {{flagicon|USA}} Donald Young
The following players received entry from the qualifying draw:
- {{flagicon|CAN}} Pierre-Ludovic Duclos
- {{flagicon|CAN}} Milos Raonic
- {{flagicon|RUS}} Artem Sitak
- {{flagicon|RSA}} Fritz Wolmarans
Champions
=Singles=
{{main|2010 Nielsen Pro Tennis Championship – singles}}
{{flagicon|ARG}} Brian Dabul def. {{flagicon|USA}} Tim Smyczek, 6–1, 1–6, 6–1
=Doubles=
{{main|2010 Nielsen Pro Tennis Championship – doubles}}
{{flagicon|USA}} Ryler DeHeart / {{flagicon|CAN}} Pierre-Ludovic Duclos def. {{flagicon|RSA}} Rik de Voest / {{flagicon|IND}} Somdev Devvarman, 7–6(4), 4–6, [10–8]