| Singles | |
|---|---|
| 2017 Milo Open Cali | |
| Champion |  Federico Delbonis |
| Runner-up |  Guilherme Clezar |
| Score | 7–6(12–10), 7–5 |
Darian King was the defending champion but chose not to defend his title.
Federico Delbonis won the title after defeating Guilherme Clezar 7–6(12–10), 7–5 in the final.
Horacio Zeballos (first round) Federico Delbonis (champion)
Víctor Estrella Burgos (first round)
Roberto Carballés Baena (quarterfinals)
Gerald Melzer (semifinals)
Jozef Kovalík (first round) Ricardo Ojeda Lara (second round) Andrej Martin (semifinals)| Semifinals | Final | ||||||||||||
| 8 | Andrej Martin | 65 | 3 | ||||||||||
| Guilherme Clezar | 77 | 6 | |||||||||||
| Guilherme Clezar | 610 | 5 | |||||||||||
| 2 | Federico Delbonis | 712 | 7 | ||||||||||
| 5 | Gerald Melzer | 1 | 2 | ||||||||||
| 2 | Federico Delbonis | 6 | 6 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | H Zeballos | 2 | 2 | ||||||||||||||||||||||||
| J Munar | 6 | 6 | J Munar | 6 | 6 | ||||||||||||||||||||||
| M Linzer | 6 | 62 | 1r |  J Domingues | 1 | 2 | |||||||||||||||||||||
| J Domingues | 2 | 77 | 2 | J Munar | 3 | 6 | 1 | ||||||||||||||||||||
| WC |  Luis Valero | 5 | 1 | 8 | A Martin | 6 | 3 | 6 | |||||||||||||||||||
| F Coria | 7 | 6 | F Coria | 3 | 0 | ||||||||||||||||||||||
 M Janvier | 6 | 4 | 3 | 8 | A Martin | 6 | 6 | ||||||||||||||||||||
| 8 | A Martin | 2 | 6 | 6 | 8 | A Martin | 65 | 3 | |||||||||||||||||||
| 3 | V Estrella Burgos | 5 | 5 | G Clezar | 77 | 6 | |||||||||||||||||||||
| G Clezar | 7 | 7 | G Clezar | 7 | 77 | ||||||||||||||||||||||
| WC |  Charles Force | 6 | 3 | 3 |  C Garín | 5 | 62 | ||||||||||||||||||||
| C Garín | 4 | 6 | 6 | G Clezar | 6 | 6 | |||||||||||||||||||||
| C Taberner | 3 | 1 | WC | A González | 4 | 1 | |||||||||||||||||||||
| Q | JI Londero | 6 | 6 | Q | JI Londero | 4 | 6 | 3 | |||||||||||||||||||
| WC | A González | 3 | 6 | 6 | WC | A González | 6 | 4 | 6 | ||||||||||||||||||
| 6 | J Kovalík | 6 | 2 | 3 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 | G Melzer | 6 | 6 | ||||||||||||||||||||||||
 M Arévalo | 1 | 2 | 5 | G Melzer | 6 | 6 | |||||||||||||||||||||
| G Oliveira | 77 | 6 | G Oliveira | 2 | 0 | ||||||||||||||||||||||
| JP Sorgi | 65 | 4 | 5 | G Melzer | 6 | 6 | |||||||||||||||||||||
| DE Galán | 6 | 3 | 5 | 4 | R Carballés Baena | 0 | 2 | ||||||||||||||||||||
| Q | M Vilella Martínez | 4 | 6 | 7 | Q | M Vilella Martínez | 64 | 0 | |||||||||||||||||||
| F Argüello | 5 | 3 | 4 | R Carballés Baena | 77 | 6 | |||||||||||||||||||||
| 4 | R Carballés Baena | 7 | 6 | 5 | G Melzer | 1 | 2 | ||||||||||||||||||||
| 7 | R Ojeda Lara | 1 | 6 | 6 | 2 | F Delbonis | 6 | 6 | |||||||||||||||||||
| WC | C Rodríguez | 6 | 1 | 0 | 7 | R Ojeda Lara | 1 | 3 | |||||||||||||||||||
| Q | D Muñoz de la Nava | 4 | 6 | 2 |  B Rola | 6 | 6 | ||||||||||||||||||||
| B Rola | 6 | 4 | 6 | B Rola | 6 | 3 | 64 | ||||||||||||||||||||
| J Souza | 3 | 77 | 68 | 2 | F Delbonis | 3 | 6 | 77 | |||||||||||||||||||
| Í Cervantes | 6 | 65 | 710 | Í Cervantes | 64 | 3 | |||||||||||||||||||||
| Q | G Lama | 4 | 62 | 2 | F Delbonis | 77 | 6 | ||||||||||||||||||||
| 2 | F Delbonis | 6 | 77 | ||||||||||||||||||||||||
Tommy Robredo was the defending champion but withdrew due to leg injury.
Defending champion Rafael Nadal successfully defended his title, defeating David Ferrer in the final, 7–6(7–1), 7–5. It was his record-extending seventh title at the Barcelona Open.
Gilles Simon was the defending champion, but lost in the second round to Tommy Haas.
Haas went to the final, but lost to Juan Mónaco 5–7, 4–6.
Gaël Monfils was the defending champion, but lost to wildcard Patrik Rosenholm in the first round.
Tomáš Berdych won the title, defeating Jo-Wilfried Tsonga 4–6, 6–4, 6–4 in the final.
Horacio Zeballos defeated Rafael Nadal in the final, 6–7(2–7), 7–6(8–6), 6–4 to win the singles tennis title at the 2013 Chile Open. It was Nadal's first tournament in eight months.
Juan Mónaco was the defending champion but lost to Nicolás Almagro in the quarterfinals.
Fabio Fognini defeated qualifier Federico Delbonis 4–6, 7–6(10–8), 6–2 to win his first ATP World Tour 500 event and second career title in as many weeks.
Albert Montañés was the defending champion, but lost to Ernests Gulbis in the semifinals. Gulbis went on to win the title, defeating Federico Delbonis in the final, 6–1, 7–6(7–5).
Albert Ramos-Viñolas was the defending champion, but he did not participate this year.
Federico Delbonis won the title, defeating Rogério Dutra Silva, 6–1, 7–6(8–6) in the final.
Martin Kližan was the defending champion, but withdrew before the tournament began.
Thomaz Bellucci was the defending champion, but lost in the second round to Federico Delbonis.
Pablo Cuevas was the two-time defending champion and successfully defended his title, defeating Albert Ramos Viñolas in the final, 6–7(3–7), 6–4, 6–4.
Miljan Zekić was the defending champion but lost in the first round to Arthur De Greef.
Marco Cecchinato was the defending champion but lost in the semifinals to Federico Delbonis.
Albert Ramos Viñolas was the defending champion, but lost in the quarterfinals to Fernando Verdasco.
Filip Krajinović was the defending champion but chose not to defend his title.
Gastão Elias was the defending champion but lost in the first round to Camilo Ugo Carabelli.
Cristian Garín defeated Facundo Bagnis in the final, 6–4, 6–7(3–7), 7–5 to capture the men's singles tennis title at the 2021 Chile Open.
Roberto Carballés Baena and Alejandro Davidovich Fokina were the defending champions, but Davidovich Fokina chose to participate in Marseille instead. Carballés Baena partnered Federico Coria but lost in the first round to Raven Klaasen and Ben McLachlan.
Federico Delbonis was the defending champion but chose not to defend his title.
Francisco Cerúndolo defeated Sebastián Báez in the final, 7–6(7–4), 6–2 to win the men's singles tennis title at the 2022 Swedish Open. It was his maiden ATP Tour title.