| Singles | |
|---|---|
| 2024 JC Ferrero Challenger Open | |
| Champion |  Kamil Majchrzak |
| Runner-up |  Nicolas Moreno de Alboran |
| Score | 6–4, 6–2 |
Constant Lestienne was the defending champion [1] but lost in the quarterfinals to Nicolas Moreno de Alboran.
Kamil Majchrzak won the title after defeating Moreno de Alboran 6–4, 6–2 in the final.
Duje Ajduković (quarterfinals)
Luca Van Assche (second round)
Lukáš Klein (second round) Constant Lestienne (quarterfinals) Nicolas Moreno de Alboran (final) Kamil Majchrzak (champion) Hugo Grenier (quarterfinals)
Jérôme Kym (semifinals)| Semifinals | Final | ||||||||||||
| 6 | Kamil Majchrzak | 6 | 6 | ||||||||||
 Martín Landaluce | 3 | 4 | |||||||||||
| 6 | Kamil Majchrzak | 6 | 6 | ||||||||||
| 5 | Nicolas Moreno de Alboran | 4 | 2 | ||||||||||
| 5 | Nicolas Moreno de Alboran | 3 | 6 | 6 | |||||||||
| 8 | Jérôme Kym | 6 | 1 | 2 | |||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | D Ajduković | 4 | 6 | 6 | |||||||||||||||||||||||
| M-A Hüsler | 6 | 4 | 2 | 1 | D Ajduković | 77 | 6 | ||||||||||||||||||||
| R Bertrand | 6 | 6 | R Bertrand | 62 | 2 | ||||||||||||||||||||||
| LL | L Lokoli | 2 | 4 | 1 | D Ajduković | 6 | 3 | 2 | |||||||||||||||||||
| WC | Dali Blanch | 1 | 3 | 6 | K Majchrzak | 4 | 6 | 6 | |||||||||||||||||||
| Q |  J Veselý | 6 | 6 | Q | J Veselý | 62 | 77 | 5 | |||||||||||||||||||
| M Poljičak | 4 | 64 | 6 | K Majchrzak | 77 | 65 | 7 | ||||||||||||||||||||
| 6 | K Majchrzak | 6 | 77 | 6 | K Majchrzak | 6 | 6 | ||||||||||||||||||||
| 3 | L Klein | 79 | 2 | M Landaluce | 3 | 4 | |||||||||||||||||||||
 G Brouwer | 67 | 1r | 3 | L Klein | 6 | 2 | 63 | ||||||||||||||||||||
| Q | D Jordà Sanchis | 6 | 3 | 64 | M Landaluce | 3 | 6 | 77 | |||||||||||||||||||
| M Landaluce | 4 | 6 | 77 | M Landaluce | 79 | 6 | |||||||||||||||||||||
 E Dalla Valle | 6 | 6 | 7 | H Grenier | 67 | 3 | |||||||||||||||||||||
| Q |  M Geerts | 3 | 3 | E Dalla Valle | 4 | 64 | |||||||||||||||||||||
| WC | Dar Blanch | 4 | 4 | 7 | H Grenier | 6 | 77 | ||||||||||||||||||||
| 7 | H Grenier | 6 | 6 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 | N Moreno de Alboran | 6 | 6 | ||||||||||||||||||||||||
 C Crețu | 2 | 2 | 5 | N Moreno de Alboran | 60 | 6 | 6 | ||||||||||||||||||||
| Jules Marie | 1 | 77 | 6 | J Marie | 77 | 2 | 0 | ||||||||||||||||||||
| B Paire | 6 | 62 | 4 | 5 | N Moreno de Alboran | 6 | 6 | ||||||||||||||||||||
 R Molleker | 1 | 6 | 4 | 4 | C Lestienne | 4 | 4 | ||||||||||||||||||||
| LL | C Negritu | 6 | 3 | 6 | LL | C Negritu | 6 | 5 | 5 | ||||||||||||||||||
| Q | J Paul | 6 | 2 | 1 | 4 | C Lestienne | 3 | 7 | 7 | ||||||||||||||||||
| 4 | C Lestienne | 3 | 6 | 6 | 5 | N Moreno de Alboran | 3 | 6 | 6 | ||||||||||||||||||
| 8 | J Kym | 6 | 6 | 8 | J Kym | 6 | 1 | 2 | |||||||||||||||||||
| M Gigante | 3 | 1 | 8 | J Kym | 6 | 6 | |||||||||||||||||||||
| V Royer | 6 | 6 | V Royer | 1 | 1 | ||||||||||||||||||||||
 N Fatić | 3 | 4 | 8 | J Kym | 6 | 77 | |||||||||||||||||||||
| WC | R Jódar | 3 | 3 | Q | J Engel | 2 | 65 | ||||||||||||||||||||
| Q | J Engel | 6 | 6 | Q | J Engel | 3 | 6 | 6 | |||||||||||||||||||
| Q | Daniel Mérida | 3 | 3 | 2 | L Van Assche | 6 | 4 | 0 | |||||||||||||||||||
| 2 | L Van Assche | 6 | 6 | ||||||||||||||||||||||||
Kyle Edmund and Frederico Ferreira Silva were the defending champions, but were not eligible to compete this year.
Jo-Wilfried Tsonga was the defending champion, but withdrew with a left knee injury before the tournament began.
Lucas Pouille was the defending champion, but lost in the second round to Marcos Baghdatis.
Ričardas Berankis was the defending champion but lost in the semifinals to Kamil Majchrzak.
Arthur De Greef was the defending champion but lost in the third round to Tomáš Macháč.
Fabio Fognini was the defending champion, but he chose to compete in Umag instead.
Jannik Sinner was the defending champion and successfully defended his title, defeating Gaël Monfils in the final, 6–3, 6–4.
Kamil Majchrzak was the defending champion but chose not to defend his title.
Emilio Gómez was the defending champion and successfully defended his title, defeating Nicolas Moreno de Alboran 6–7(2–7), 7–6(7–4), 7–5 in the final.
Ričardas Berankis was the defending champion but lost in the quarterfinals to Arthur Rinderknech.
Franco Agamenone was the defending champion but chose not to defend his title.
Thiago Monteiro was the defending champion but chose not to defend his title.
Constant Lestienne was the defending champion but chose not to defend his title.
Michael Mmoh was the defending champion but chose not to defend his title.
Nicolas Moreno de Alboran was the defending champion but chose not to defend his title.
Raúl Brancaccio was the defending champion but lost in the first round to Titouan Droguet.
Tommy Paul defeated Marcos Giron in the final, 7–6(7–3), 5–7, 6–3 to win the singles tennis title at the 2024 Dallas Open. It was his second ATP Tour title.
Nicolas Moreno de Alboran was the defending champion but chose not to defend his title.
Matteo Berrettini defeated Quentin Halys in the final, 6–3, 6–1 to win the singles tennis title at the 2024 Swiss Open Gstaad. He did not drop a set en route to his second title in Gstaad and ninth ATP Tour title overall. Halys was the first qualifier to reach the final since Yannick Hanfmann in 2017.
Luca Nardi was the defending champion but chose not to defend his title.