| Singles | |
|---|---|
| 2017 Torneo Internacional Challenger León | |
| Champion | |
| Runner-up |
|
| Final score | 6–4, 3–6, 6–3 |
Michael Berrer was the defending champion but chose not to defend his title.
Adrián Menéndez-Maceiras won the title after defeating Roberto Quiroz 6–4, 3–6, 6–3 in the final.