The 2019 Columbus Challenger was a professional tennis tournament played on indoor hard courts. It was the sixth edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Columbus, United States between 7 and 13 January 2019.
Singles main draw entrants
Seeds
1 Rankings are as of December 31, 2018.
Other entrants
The following players received entry into the singles main draw as wildcards: Martin Joyce John McNally Kyle Seelig Mikael Torpegaard J. J. Wolf
The following players received entry into the singles main draw using their ITF World Tennis Ranking: Tom Jomby Fabien Reboul Jelle Sels João Souza
The following players received entry from the qualifying draw: Gijs Brouwer João Menezes
Champions
Singles
J. J. Wolf def. Mikael Torpegaard 6–7(4–7), 6–3, 6–4.
Doubles
Maxime Cressy / Bernardo Saraiva def. Robert Galloway / Nathaniel Lammons 7–5, 7–6(7–3).