| 2019 Columbus Challenger III | |
|---|---|
| Date | 16–22 September |
| Edition | 8th |
| Draw | 48S / 16D |
| Surface | Hard |
| Location | Columbus, United States |
| Champions | |
| Singles | |
 Peter Polansky | |
| Doubles | |
 Martin Redlicki / Jackson Withrow | |
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.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 ECU | Emilio Gómez | 164 | 1 |
 DEN | Mikael Torpegaard | 168 | 2 |
| USA | Michael Mmoh | 186 | 3 |
| CAN | Peter Polansky | 198 | 4 |
| USA | Thai-Son Kwiatkowski | 206 | 5 |
 FRA | Enzo Couacaud | 207 | 6 |
| USA | Maxime Cressy | 230 | 7 |
| USA | Donald Young | 242 | 8 |
| ECU | Roberto Quiroz | 249 | 9 |
 GBR | Liam Broady | 266 | 10 |
 ARG | Renzo Olivo | 271 | 11 |
 DOM | Roberto Cid Subervi | 281 | 12 |
| USA | J. J. Wolf | 282 | 13 |
| CAN | Filip Peliwo | 296 | 14 |
| USA | Roy Smith | 315 | 15 |
| USA | Michael Redlicki | 353 | 16 |
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:
The following players received entry from the qualifying draw:
Ezekiel Clark Jacob Dunbar Peter Polansky def. J. J. Wolf 6–3, 7–6(7–4). Martin Redlicki / Jackson Withrow def. Nathan Pasha / Max Schnur 6–4, 7–6(7–4).The 2015 Columbus Challenger was a professional tennis tournament played on indoor hard courts. It was the first edition of the tournament which was part of the 2015 ATP Challenger Tour. It took place in Columbus, United States between 21 and 27 September 2015.
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