| Singles | |
|---|---|
| 2025 Punta Open | |
| Champion |  Daniel Elahi Galán |
| Runner-up |  Tomás Barrios Vera |
| Score | 5–7, 6–4, 6–4 |
Gianluca Mager was the defending champion [1] but chose not to defend his title.
Daniel Elahi Galán won the title after defeating Tomás Barrios Vera 5–7, 6–4, 6–4 in the final. [2] [3]
Federico Coria (quarterfinals)
Hugo Dellien (first round) Daniel Elahi Galán (champion) Juan Manuel Cerúndolo (first round) Marco Trungelliti (quarterfinals) Román Andrés Burruchaga (second round) Tomás Barrios Vera (final)
Albert Ramos Viñolas (first round)| Semifinals | Final | ||||||||||||
 Emilio Nava | 3 | 3 | |||||||||||
| 3 | Daniel Elahi Galán | 6 | 6 | ||||||||||
| 3 | Daniel Elahi Galán | 5 | 6 | 6 | |||||||||
| 7 | Tomás Barrios Vera | 7 | 4 | 4 | |||||||||
| 7 | Tomás Barrios Vera | 6 | 6 | ||||||||||
| Carlos Taberner | 1 | 3 | |||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | F Coria | 61 | 6 | 6 | |||||||||||||||||||||||
 G Heide | 77 | 3 | 4 | 1 | F Coria | 6 | 6 | ||||||||||||||||||||
| WC |  M Cecchinato | 2 | 6 | 6 | WC | M Cecchinato | 2 | 3 | |||||||||||||||||||
 A Andrade | 6 | 4 | 3 | 1 | F Coria | 6 | 3 | 3 | |||||||||||||||||||
 AD Vallejo | 6 | 3 | 2 | E Nava | 3 | 6 | 6 | ||||||||||||||||||||
| E Nava | 3 | 6 | 6 | E Nava | 6 | 6 | |||||||||||||||||||||
| A Pellegrino | 6 | 2 | 5 | 6 | RA Burruchaga | 1 | 4 | ||||||||||||||||||||
| 6 | RA Burruchaga | 3 | 6 | 7 | E Nava | 3 | 3 | ||||||||||||||||||||
| 3 | DE Galán | 6 | 6 | 3 | DE Galán | 6 | 6 | ||||||||||||||||||||
| Q |  M Chazal | 2 | 2 | 3 | DE Galán | 6 | 6 | ||||||||||||||||||||
| WC |  Joaquín Aguilar Cardozo | 3 | 3 | F Mena | 4 | 4 | |||||||||||||||||||||
| F Mena | 6 | 6 | 3 | DE Galán | 77 | 6 | |||||||||||||||||||||
| Q | R Olivo | 6 | 0 | 2 |  G Bueno | 65 | 4 | ||||||||||||||||||||
| M Dellien | 2 | 6 | 6 | M Dellien | 64 | 3 | |||||||||||||||||||||
| G Bueno | 77 | 65 | 6 | G Bueno | 77 | 6 | |||||||||||||||||||||
| 8 | A Ramos Viñolas | 65 | 77 | 0 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 7 | T Barrios Vera | 3 | 6 | 79 | |||||||||||||||||||||||
| Alt | Á Guillén Meza | 6 | 4 | 67 | 7 | T Barrios Vera | 4 | 6 | 6 | ||||||||||||||||||
| A Collarini | 5 | 77 | 2 | LL |  M Houkes | 6 | 4 | 3 | |||||||||||||||||||
| LL | M Houkes | 7 | 65 | 6 | 7 | T Barrios Vera | 6 | 78 | |||||||||||||||||||
| Alt | S Rodríguez Taverna | 4 | 2 | Q | L Midón | 0 | 66 | ||||||||||||||||||||
| Q | GA Olivieri | 6 | 6 | Q | GA Olivieri | 4 | 1 | ||||||||||||||||||||
| Q | Lautaro Midón | 6 | 6 | Q | L Midón | 6 | 6 | ||||||||||||||||||||
| 4 | JM Cerúndolo | 2 | 2 | 7 | T Barrios Vera | 6 | 6 | ||||||||||||||||||||
| 5 | M Trungelliti | 6 | 77 | C Taberner | 1 | 3 | |||||||||||||||||||||
| Q | M Alves | 4 | 62 | 5 | M Trungelliti | 77 | 7 | ||||||||||||||||||||
| WC | F Roncadelli | 1 | 5 | Q | JB Torres | 65 | 5 | ||||||||||||||||||||
| Q | JB Torres | 6 | 7 | 5 | M Trungelliti | 77 | 2 | 4 | |||||||||||||||||||
| JP Ficovich | 4 | 7 | 0 | C Taberner | 65 | 6 | 6 | ||||||||||||||||||||
| G Debru | 6 | 5 | 6 | G Debru | 2 | 6 | 5 | ||||||||||||||||||||
| C Taberner | 6 | 6 | C Taberner | 6 | 3 | 7 | |||||||||||||||||||||
| 2 | H Dellien | 4 | 2 | ||||||||||||||||||||||||
Matteo Berrettini was the defending champion, but withdrew with an ankle injury before the tournament began.
Thiago Monteiro was the defending champion but chose not to defend his title.
Matteo Berrettini defeated Aslan Karatsev in the final, 6–1, 3–6, 7–6(7–0) to win the men's singles tennis title at the 2021 Serbia Open.
Hugo Dellien was the defending champion but lost in the quarterfinals to Juan Manuel Cerúndolo.
Francisco Cerúndolo was the defending champion but lost in the second round to Gonçalo Oliveira.
Sebastián Báez was the defending champion but chose not to participate.
Albert Ramos Viñolas defeated Alejandro Tabilo in the final, 4–6, 6–3, 6–4 to win the singles title at the 2022 Córdoba Open.
Carlos Alcaraz defeated Diego Schwartzman in the final, 6–4, 6–2 to win the singles title at the 2022 Rio Open. Alcaraz became the youngest winner of an ATP 500 event since the category was created in 2009.
Tommy Paul was the defending champion but chose not to defend his title.
Jenson Brooksby was the defending champion but chose not to defend his title.
Bernabé Zapata Miralles was the defending champion but chose not to defend his title.
Tomás Martín Etcheverry was the defending champion but lost in the final to Jaume Munar.
Juan Pablo Varillas was the defending champion but lost in the first round to Thiago Agustín Tirante.
Kwon Soon-woo defeated Roberto Bautista Agut in the final, 6–4, 3–6, 7–6(7–4) to win the men's singles tennis title at the 2023 Adelaide International 2. It was his second ATP Tour singles title, and he became just the tenth man in ATP Tour history to win a title as a lucky loser.
Igor Marcondes was the defending champion but chose not to defend his title.
Álvaro Guillén Meza was the defending champion but lost in the second round to Mariano Navone.
Facundo Díaz Acosta defeated Nicolás Jarry in the final, 6–3, 6–4 to win the singles tennis title at the 2024 Argentina Open. He did not lose a set en route to his first ATP Tour title and became the first wildcard to win the Argentina Open, as well as the first unseeded player to win the title since Alexandr Dolgopolov in 2017.
Oriol Roca Batalla was the defending champion but withdrew from the tournament before his first round match.
Hugo Dellien was the defending champion but retired from his first round match against José Pereira.
Alejandro Tabilo was the defending champion but chose not to defend his title.