2019 Las Vegas Challenger

The 2019 Las Vegas Challenger was a professional tennis tournament played on hard courts. It was the fifth edition of the revamped tournament which was the part of the 2019 ATP Challenger Tour. It took place in Las Vegas, United States between 14 and 20 October 2019.

Seeds

 * 1 Rankings are as of October 7, 2019.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇲🇩 Alexander Cozbinov
 * 🇺🇸 Steve Johnson
 * 🇺🇸 Alex Kobelt
 * 🇺🇸 Stefan Kozlov
 * 🇺🇸 Evan Song

The following players received entry from the qualifying draw:
 * 🇺🇸 Dennis Novikov
 * Michail Pervolarakis

Singles

 * 🇨🇦 Vasek Pospisil def. 🇦🇺 James Duckworth 7–5, 6–7(11–13), 6–3.

Doubles

 * Ruben Gonzales / Ruan Roelofse def. 🇺🇸 Nathan Pasha / 🇺🇸 Max Schnur 2–6, 6–3, [10–8].