2019 Nordic Naturals Challenger

The 2019 Nordic Naturals Challenger was a professional tennis tournament played on hard courts. It was the 32nd edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Aptos, United States between 5 and 11 August 2019.

Seeds

 * 1 Rankings are as of July 29, 2019.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇺🇸 Jenson Brooksby
 * 🇺🇸 Ryan Harrison
 * 🇺🇸 Brandon Holt
 * 🇺🇸 Sam Riffice
 * 🇺🇸 Donald Young

The following players received entry into the singles main draw as alternates:
 * 🇺🇸 Dennis Novikov
 * 🇺🇸 Michael Redlicki
 * 🇺🇸 Alexander Sarkissian

The following players received entry into the singles main draw using their ITF World Tennis Ranking:
 * 🇺🇸 Maxime Cressy
 * 🇬🇧 Lloyd Glasspool
 * 🇬🇧 Evan Hoyt
 * 🇺🇸 Martin Redlicki
 * Tim van Rijthoven

The following players received entry from the qualifying draw:
 * 🇺🇸 Keegan Smith
 * 🇺🇦 Volodymyr Uzhylovskyi

The following player received entry as a lucky loser:
 * Sem Verbeek

Singles

 * 🇺🇸 Steve Johnson def. 🇩🇪 Dominik Köpfer 6–4, 7–6(7–4).

Doubles

 * Marcelo Arévalo / 🇲🇽 Miguel Ángel Reyes-Varela def. 🇺🇸 Nathan Pasha / 🇺🇸 Max Schnur 5–7, 6–3, [10–8].