| Urbana Challenger – Singles | |
|---|---|
| 2023 Champaign–Urbana Challenger | |
| Champion |  Patrick Kypson |
| Runner-up | Alex Michelsen |
| Score | 6–4, 6–3 |
Ben Shelton was the defending champion [1] but chose not to defend his title.
Patrick Kypson won the title after defeating Alex Michelsen 6–4, 6–3 in the final.
Aleksandar Kovacevic (quarterfinals) Alex Michelsen (final) Emilio Nava (first round)
Titouan Droguet (semifinals) Denis Kudla (first round, retired)
Beibit Zhukayev (second round) Patrick Kypson (champion) Martin Damm (quarterfinals)| Semifinals | Final | ||||||||||||
| 7 | Patrick Kypson | 6 | 6 | ||||||||||
| WC | Ethan Quinn | 4 | 2 | ||||||||||
| 7 | Patrick Kypson | 6 | 6 | ||||||||||
| 2 | Alex Michelsen | 4 | 3 | ||||||||||
| 4 | Titouan Droguet | 6 | 4 | 3 | |||||||||
| 2 | Alex Michelsen | 2 | 6 | 6 | |||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | A Kovacevic | 6 | 2 | 6 | |||||||||||||||||||||||
| Q | C Williams | 3 | 6 | 4 | 1 | A Kovacevic | 77 | 6 | |||||||||||||||||||
| Alt | S Kozlov | 6 | 3 | 4 | WC |  K Ozoliņš | 65 | 3 | |||||||||||||||||||
| WC | K Ozoliņš | 2 | 6 | 6 | 1 | A Kovacevic | 62 | 6 | 3 | ||||||||||||||||||
| Q | Hunter Heck | 3 | 4 | 7 | P Kypson | 77 | 4 | 6 | |||||||||||||||||||
| WC |  Kenta Miyoshi | 6 | 6 | WC | K Miyoshi | 3 | 1 | ||||||||||||||||||||
| Q |  Mark Whitehouse | 1 | 65 | 7 | P Kypson | 6 | 6 | ||||||||||||||||||||
| 7 | P Kypson | 6 | 77 | 7 | P Kypson | 6 | 6 | ||||||||||||||||||||
| 3 | Em Nava | 3 | 2 | WC | E Quinn | 4 | 2 | ||||||||||||||||||||
| WC | E Quinn | 6 | 6 | WC | E Quinn | 6 | 6 | ||||||||||||||||||||
| Alt |  E Karlovskiy | 5 | 4r | S Kirchheimer | 1 | 4 | |||||||||||||||||||||
| S Kirchheimer | 7 | 5 | WC | E Quinn | 6 | 6 | |||||||||||||||||||||
 N Serdarušić | 6 | 1 | 6 | N Serdarušić | 3 | 3 | |||||||||||||||||||||
| A Mayo | 3 | 6 | 3 | N Serdarušić | 77 | 6 | |||||||||||||||||||||
 E Dalla Valle | 1 | 1 | 6 | B Zhukayev | 65 | 4 | |||||||||||||||||||||
| 6 | B Zhukayev | 6 | 6 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 | D Kudla | 77 | 5 | 0r | |||||||||||||||||||||||
| M Krueger | 64 | 7 | 0 | M Krueger | 77 | 6 | |||||||||||||||||||||
 C Rodesch | 7 | 4 | 4 | Q | A Rybakov | 65 | 1 | ||||||||||||||||||||
| Q | A Rybakov | 5 | 6 | 6 | M Krueger | 4 | 1 | ||||||||||||||||||||
| B Holt | 5 | 6 | 6 | 4 | T Droguet | 6 | 6 | ||||||||||||||||||||
| Q |  I Montes de la Torre | 7 | 0 | 1 | B Holt | 4 | 3 | ||||||||||||||||||||
 V Durasovic | 2 | 3 | 4 | T Droguet | 6 | 6 | |||||||||||||||||||||
| 4 | T Droguet | 6 | 6 | 4 | T Droguet | 6 | 4 | 3 | |||||||||||||||||||
| 8 | M Damm | 77 | 6 | 2 | A Michelsen | 2 | 6 | 6 | |||||||||||||||||||
| Q | A Perez | 63 | 4 | 8 | M Damm | 6 | 6 | ||||||||||||||||||||
| G Debru | 67 | 6 | 64 | Alt |  M Rosenkranz | 3 | 4 | ||||||||||||||||||||
| Alt | M Rosenkranz | 79 | 3 | 77 | 8 | M Damm | 1 | 6 | 4 | ||||||||||||||||||
| A McHugh | 2 | 6 | 3 | 2 | A Michelsen | 6 | 1 | 6 | |||||||||||||||||||
| S Fanselow | 6 | 4 | 6 | S Fanselow | 3 | 2 | |||||||||||||||||||||
 B Tomic | 4 | 0 | 2 | A Michelsen | 6 | 6 | |||||||||||||||||||||
| 2 | A Michelsen | 6 | 6 | ||||||||||||||||||||||||
Taylor Harry Fritz was the defending champion, but is no longer eligible to compete.
Félix Auger-Aliassime was the defending champion, but chose not to participate.
Juan Carlos Aguilar and Felipe Meligeni Alves were the defending champions, but both players were ineligible to participate.
Adam Walton was the defending champion but lost in the second round to Patrick Kypson.
Ben Shelton was the defending champion but chose not to defend his title.
Ben Shelton was the defending champion but chose not to defend his title.
Hunter Reese and Tennys Sandgren were the defending champions but only Sandgren chose to defend his title, partnering Marcus Willis. Sandgren lost in the quarterfinals to Evgeny Karlovskiy and Nino Serdarušić.
Aleksandar Kovacevic was the defending champion but chose not to defend his title.
Ben Shelton defeated the defending champion Frances Tiafoe in the final, 7–5, 4–6, 6–3 to win the singles tennis title at the 2024 U.S. Men's Clay Court Championships. It was his second career ATP Tour title, and his first on clay. Shelton became the youngest player to win the tournament since Andy Roddick in 2002.
Daniel Altmaier was the defending champion but chose not to defend his title.
Francisco Comesaña was the defending champion but chose not to defend his title.
Ryan Peniston was the defending champion but lost in the first round to Brandon Holt.
Alex Michelsen was the defending champion but chose not to defend his title.
Marcelo Arévalo and Mate Pavić defeated Mackenzie McDonald and Alex Michelsen in the final, 6–2, 6–4 to win the men's doubles tennis title at the 2024 Cincinnati Open.
Tennys Sandgren was the defending champion but chose not to defend his title.
Arthur Fils defeated Ugo Humbert in the final, 5–7, 7–6(8–6), 6–3 to win the singles tennis title at the 2024 Japan Open. He saved a championship point en route to his third ATP Tour title. Humbert was contending to become the first player in ATP Tour history to win his first seven finals.
Luke Johnson and Skander Mansouri were the defending champions but chose not to defend their title.
Zachary Svajda was the defending champion but chose not to defend his title.
Alex Michelsen was the defending champion but chose not to defend his title.
Patrick Kypson was the defending champion but lost in the quarterfinals to Eliot Spizzirri.