Winnetka CH ATP
Editions (4)
| Year | Surface | Final |
|---|---|---|
| 2019 | Hard | Bradley Klahn d. Jason Kubler 6-2 7-5 |
| 2018 | Hard | Evgeny Karlovskiy d. Jason Jung 6-3 6-2 |
| 2017 | Hard | Akira Santillan d. Ramkumar Ramanathan 7-6(1) 6-2 |
| 2016 | Hard | Yoshihito Nishioka d. Frances Tiafoe 6-3 6-2 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0