| Singles | |
|---|---|
| 2024 Braga Open | |
| Champion |  Elmer Møller |
| Runner-up |  Daniel Elahi Galán |
| Score | 6–4, 7–6(7–4) |
Oriol Roca Batalla was the defending champion [1] but withdrew from the tournament before his first round match.
Elmer Møller won the title after defeating Daniel Elahi Galán 6–4, 7–6(7–4) in the final.
Thiago Agustín Tirante (second round)
Francesco Passaro (second round, withdrew)
Cristian Garín (second round)
Jozef Kovalík (first round, retired) Daniel Elahi Galán (final)
Albert Ramos Viñolas (semifinals)
Vít Kopřiva (quarterfinals) Tomás Barrios Vera (first round)| Semifinals | Final | ||||||||||||
| 5 | Daniel Elahi Galán | 77 | 6 | ||||||||||
| Andrea Pellegrino | 64 | 1 | |||||||||||
| 5 | Daniel Elahi Galán | 4 | 64 | ||||||||||
| Q | Elmer Møller | 6 | 77 | ||||||||||
| 6 | Albert Ramos Viñolas | 5 | 62 | ||||||||||
| Q | Elmer Møller | 7 | 77 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | TA Tirante | 77 | 6 | ||||||||||||||||||||||||
| Q |  M Dodig | 63 | 4 | 1 | TA Tirante | 3 | 1 | ||||||||||||||||||||
 H Rocha | 3 | 1 | Q |  L Neumayer | 6 | 6 | |||||||||||||||||||||
| Q | L Neumayer | 6 | 6 | Q | L Neumayer | 4 | 2 | ||||||||||||||||||||
| Q | J Domingues | 77 | 6 | 5 | DE Galán | 6 | 6 | ||||||||||||||||||||
| WC | G Elias | 64 | 1 | Q | J Domingues | 3 | 1 | ||||||||||||||||||||
| Alt |  FC Jianu | 4 | 4 | 5 | DE Galán | 6 | 6 | ||||||||||||||||||||
| 5 | DE Galán | 6 | 6 | 5 | DE Galán | 77 | 6 | ||||||||||||||||||||
| 4 | J Kovalík | 3r | A Pellegrino | 64 | 1 | ||||||||||||||||||||||
| LL |  C Tabur | 4 | LL | C Tabur | 6 | 6 | |||||||||||||||||||||
 R Collignon | 4 | 7 | 4 | Alt | J Barranco Cosano | 3 | 3 | ||||||||||||||||||||
| Alt | J Barranco Cosano | 6 | 5 | 6 | LL | C Tabur | 6 | 5 | 3 | ||||||||||||||||||
 A Andreev | 3 | 6 | 2 | A Pellegrino | 3 | 7 | 6 | ||||||||||||||||||||
| A Pellegrino | 6 | 1 | 6 | A Pellegrino | 6 | 6 | |||||||||||||||||||||
 V Gaubas | 6 | 4 | 7 | V Gaubas | 2 | 1 | |||||||||||||||||||||
| 8 | T Barrios Vera | 4 | 6 | 5 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 6 | A Ramos Viñolas | 6 | 6 | ||||||||||||||||||||||||
| J Faria | 2 | 4 | 6 | A Ramos Viñolas | 3 | 6 | 6 | ||||||||||||||||||||
 Em Nava | 6 | 4 | 6 | Em Nava | 6 | 1 | 3 | ||||||||||||||||||||
| WC | Pedro Araújo | 2 | 6 | 3 | 6 | A Ramos Viñolas | 6 | 6 | |||||||||||||||||||
| C Taberner | 6 | 6 | C Taberner | 3 | 3 | ||||||||||||||||||||||
| Q | Hynek Bartoň | 0 | 3 | C Taberner | 3 | 7 | 6 | ||||||||||||||||||||
 J Choinski | 2 | 77 | 1 | 3 | C Garín | 6 | 5 | 4 | |||||||||||||||||||
| 3 | C Garín | 6 | 65 | 6 | 6 | A Ramos Viñolas | 5 | 62 | |||||||||||||||||||
| 7 | V Kopřiva | 3 | 6 | 6 | Q | E Møller | 7 | 77 | |||||||||||||||||||
| Q |  Eric Vanshelboim | 6 | 2 | 1 | 7 | V Kopřiva | 6 | 4 | 6 | ||||||||||||||||||
 I Buse | 7 | 6 | I Buse | 0 | 6 | 1 | |||||||||||||||||||||
| Arthur Gea | 5 | 3 | 7 | V Kopřiva | 3 | 1 | |||||||||||||||||||||
| Q | E Møller | 6 | 6 | Q | E Møller | 6 | 6 | ||||||||||||||||||||
| WC | F Ferreira Silva | 4 | 3 | Q | E Møller | w/o | |||||||||||||||||||||
 Filip Jeff Planinšek | 4 | 2 | 2 | F Passaro | |||||||||||||||||||||||
| 2 | F Passaro | 6 | 6 | ||||||||||||||||||||||||
Facundo Bagnis was the defending champion but chose not to defend his title.
Sam Querrey was the defending champion, but lost in the second round to Egor Gerasimov.
Matteo Berrettini was the defending champion, but withdrew with an ankle injury before the tournament began.
James Duckworth was the defending champion but chose not to defend his title.
Radu Albot was the defending champion, but lost in the first round to Jack Sock.
Thiago Monteiro was the defending champion but chose not to defend his title.
Ilya Ivashka was the defending champion but chose not to defend his title.
This was the first edition of the tournament.
Diego Schwartzman defeated Francisco Cerúndolo in the final, 6–1, 6–2 to win the men's singles tennis title at the 2021 Argentina Open.
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.
Nikoloz Basilashvili defeated Jan-Lennard Struff in the final, 6–4, 7–6(7–5) to win the men's singles tennis title at the 2021 Bavarian International Tennis Championships. After not dropping a set en route to his victory, Basilashvili earned his second title of the season and his fifth career ATP Tour singles title overall. Struff was in contention to win his first title in his first tour-level final.
Jannik Sinner was the defending champion and successfully defended his title, defeating Gaël Monfils in the final, 6–3, 6–4.
Hugo Dellien was the defending champion but lost in the quarterfinals to Juan Manuel Cerúndolo.
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.
Bernabé Zapata Miralles was the defending champion but chose not to defend his title.
Lorenzo Musetti defeated Carlos Alcaraz in the final, 6–4, 6–7(6–8), 6–4 to win the men's singles tennis title at the 2022 Hamburg European Open. It was his maiden ATP Tour title, and he saved two match points en route, in his first round match against Dušan Lajović.
Daniel Elahi Galán was the defending champion but lost in the final to Daniel Altmaier.
Giovanni Mpetshi Perricard defeated Tomás Martín Etcheverry in the final, 6–4, 1–6, 7–6(9–7) to win the singles tennis title at the 2024 ATP Lyon Open. It was his first ATP Tour title. Mpetshi Perricard saved a championship point in the third-set tiebreak and became the second consecutive wildcard to win the tournament, after Arthur Fils the previous year.