2019 Columbus Challenger III

The 2019 Columbus Challenger III was a professional tennis tournament played on hard courts. It was the eighth edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Columbus, United States between 16 and 22 September 2019.

Seeds

 * 1 Rankings are as of September 9, 2019.

Other entrants
The following players received entry into the singles main draw as wildcards:
 * 🇨🇦 Justin Boulais
 * 🇺🇸 Robert Cash
 * 🇺🇸 Cannon Kingsley
 * 🇺🇸 Kyle Seelig
 * 🇯🇵 James Trotter

The following player received entry into the singles main draw as an alternate:
 * 🇨🇦 Benjamin Sigouin

The following players received entry from the qualifying draw:
 * 🇺🇸 Ezekiel Clark
 * 🇺🇸 Jacob Dunbar

Singles

 * 🇨🇦 Peter Polansky def. 🇺🇸 J. J. Wolf 6–3, 7–6(7–4).

Doubles

 * 🇺🇸 Martin Redlicki / 🇺🇸 Jackson Withrow def. 🇺🇸 Nathan Pasha / 🇺🇸 Max Schnur 6–4, 7–6(7–4).