| Singles | |
|---|---|
| 2022 Challenger Tenis Club Argentino | |
| Champion |  Francisco Comesaña |
| Runner-up | Mariano Navone |
| Score | 6–4, 6–0 |
This was the first edition of the tournament. The tournament was originally scheduled to be played in Villa Allende but was relocated to Buenos Aires due to operational issues at the venue in Villa Allende. [1]
Francisco Comesaña won the title after defeating Mariano Navone 6–4, 6–0 in the final.
Juan Pablo Ficovich (quarterfinals)
Felipe Meligeni Alves (semifinals) Francisco Comesaña (champion) Gonzalo Villanueva (quarterfinals)
Roberto Quiroz (second round)
Nick Hardt (second round)
Malek Jaziri (semifinals)
Nicolás Mejía (first round)| Semifinals | Final | ||||||||||||
| Mariano Navone | 7 | 6 | |||||||||||
| 7 | Malek Jaziri | 5 | 0 | ||||||||||
| Mariano Navone | 4 | 0 | |||||||||||
| 3 | Francisco Comesaña | 6 | 6 | ||||||||||
| 3 | Francisco Comesaña | 6 | 6 | ||||||||||
| 2 | Felipe Meligeni Alves | 3 | 2 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | JP Ficovich | 65 | 6 | 77 | |||||||||||||||||||||||
 M Dellien | 77 | 4 | 62 | 1 | JP Ficovich | 6 | 6 | ||||||||||||||||||||
| Facundo Juárez | 6 | 6 | F Juárez | 1 | 1 | ||||||||||||||||||||||
| Q | Tomás Farjat | 0 | 4 | 1 | JP Ficovich | 6 | 0 | 3 | |||||||||||||||||||
| M Navone | 6 | 3 | 6 | M Navone | 3 | 6 | 6 | ||||||||||||||||||||
| WC | V Aboian | 4 | 6 | 3 | M Navone | 6 | 4 | 6 | |||||||||||||||||||
| Q | Fermín Tenti | 1 | 1 | 6 | N Hardt | 1 | 6 | 0 | |||||||||||||||||||
| 6 | N Hardt | 6 | 6 | M Navone | 7 | 6 | |||||||||||||||||||||
| 4 | G Villanueva | 6 | 1 | 6 | 7 | M Jaziri | 5 | 0 | |||||||||||||||||||
| Q | Leonardo Aboian | 4 | 6 | 1 | 4 | G Villanueva | 77 | 6 | |||||||||||||||||||
| Q | G Andreozzi | 6 | 7 | Q | G Andreozzi | 63 | 2 | ||||||||||||||||||||
 E Zhu | 1 | 5 | 4 | G Villanueva | 2 | 6 | 3 | ||||||||||||||||||||
| Wilson Leite | 62 | 3 | 7 | M Jaziri | 6 | 1 | 6 | ||||||||||||||||||||
| Q | Juan Ignacio Galarza | 77 | 6 | Q | JI Galarza | 68 | 66 | ||||||||||||||||||||
| RA Burruchaga | 4 | 6 | 5 | 7 | M Jaziri | 710 | 78 | ||||||||||||||||||||
| 7 | M Jaziri | 6 | 0 | 7 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 8 | N Mejía | 0 | 1 | ||||||||||||||||||||||||
 A Huertas del Pino | 6 | 6 | A Huertas del Pino | 6 | 1 | 6 | |||||||||||||||||||||
| C Huertas del Pino | 6 | 3 | 7 | C Huertas del Pino | 4 | 6 | 4 | ||||||||||||||||||||
 C Gómez-Herrera | 1 | 6 | 5 | A Huertas del Pino | 2 | 1 | |||||||||||||||||||||
| Q |  N Nakagawa | 4 | 2 | 3 | F Comesaña | 6 | 6 | ||||||||||||||||||||
| WC | Juan Bautista Otegui | 6 | 6 | WC | JB Otegui | 5 | 2 | ||||||||||||||||||||
| N Álvarez | 2 | 77 | 3 | 3 | F Comesaña | 7 | 6 | ||||||||||||||||||||
| 3 | F Comesaña | 6 | 64 | 6 | 3 | F Comesaña | 6 | 6 | |||||||||||||||||||
| 5 | R Quiroz | 6 | 6 | 2 | F Meligeni Alves | 3 | 2 | ||||||||||||||||||||
| Alt | Ignacio Monzón | 1 | 4 | 5 | R Quiroz | 6 | 1 | 2 | |||||||||||||||||||
| WC | Alex Barrena | 3 | 6 | 4 | JL Reis da Silva | 4 | 6 | 6 | |||||||||||||||||||
| JL Reis da Silva | 6 | 1 | 6 | JL Reis da Silva | 4 | 2 | |||||||||||||||||||||
| MF Descotte | 6 | 6 | 2 | F Meligeni Alves | 6 | 6 | |||||||||||||||||||||
 Matthieu Perchicot | 3 | 1 | MF Descotte | 3 | 2 | ||||||||||||||||||||||
| AL Lingua Lavallén | 2 | 66 | 2 | F Meligeni Alves | 6 | 6 | |||||||||||||||||||||
| 2 | F Meligeni Alves | 6 | 78 | ||||||||||||||||||||||||
Alberto Berasategui was the defending champion, but chose to compete at Stuttgart during the same week.
Defending champion Andre Agassi defeated Michael Chang in a rematch of the previous year's final, 7–6(7–4), 6–4 to win the singles tennis title at the 1996 Cincinnati Masters.
Guillermo Coria was the defending champion, but did not compete this year.
Máximo González was the defending champion when the event was last held in 2015, but he chose not to defend his title.
This was the first edition of the tournament. The tournament was originally scheduled to be played in Villa Allende but was relocated to Buenos Aires due to operational issues at the venue in Villa Allende.
This was the first edition of the tournament. The tournament originated as a quick replacement for the 2022 edition of the Quito Challenger, which was moved to Cali due to political unrest in Quito.
Gerald Melzer was the defending champion but lost in the final to Juan Pablo Ficovich.
Nicolás Jarry and Roberto Quiroz were the defending champions but chose not to defend their title.
This was the first edition of the tournament.
Camilo Ugo Carabelli was the defending champion but chose not to defend his title.
Juan Manuel Cerúndolo was the defending champion but chose not to defend his title.
This was the first edition of the tournament.
This was the first edition of the tournament.
Paul Jubb was the defending champion but chose not to defend his title.
This was the first edition of the tournament.
Juan Manuel Cerúndolo was the defending champion but lost in the quarterfinals to Luciano Darderi.
Mariano Navone was the defending champion and successfully defended his title after defeating Andrea Pellegrino 3–6, 6–2, 6–3 in the final.
Álvaro Guillén Meza was the defending champion but lost in the second round to Mariano Navone.
Sebastián Báez defeated Mariano Navone in the final, 6–2, 6–1 to win the singles tennis title at the 2024 Rio Open. It was his fifth ATP Tour title and his first ATP 500 title. Navone was the second qualifier to contest the Rio Open final, following Gianluca Mager in 2020.
Mariano Navone was the defending champion but chose not to defend his title.