See main article: 2023 Champaign–Urbana Challenger.
Robert Galloway and Hans Hach Verdugo were the defending champions[1] but only Hach Verdugo chose to defend his title, partnering Luis David Martínez. Hach Verdugo lost in the quarterfinals to Lucas Horve and Oliver Okonkwo.
John-Patrick Smith and Sem Verbeek won the title after defeating Horve and Okonkwo 6–2, 7–6(7–4) in the final.