| Singles | |
|---|---|
| 2024 Dobrich Challenger II | |
| Champion |  Guy den Ouden |
| Runner-up | Jelle Sels |
| Score | 6–2, 6–3 |
Juan Bautista Torres was the defending champion [1] but chose not to defend his title.
Guy den Ouden won the title after defeating Jelle Sels 6–2, 6–3 in the final.
Valentin Royer (quarterfinals)
Stefano Travaglia (withdrew)
Oliver Crawford (first round)
Liam Draxl (second round) Francesco Maestrelli (first round) Lorenzo Giustino (quarterfinals) Enrico Dalla Valle (first round) Clément Tabur (first round)
Dimitar Kuzmanov (quarterfinals)| Semifinals | Final | ||||||||||||
| Alt |  Genaro Alberto Olivieri | 1 | 4 | ||||||||||
| Guy den Ouden | 6 | 6 | |||||||||||
| Guy den Ouden | 6 | 6 | |||||||||||
| Jelle Sels | 2 | 3 | |||||||||||
 Jakub Nicod | 2 | 0r | |||||||||||
| Jelle Sels | 6 | 1 | |||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | V Royer | 6 | 6 | ||||||||||||||||||||||||
 N Sánchez Izquierdo | 2 | 3 | 1 | V Royer | 6 | 4 | 7 | ||||||||||||||||||||
| Q | Filippo Romano | 3 | 6 | 64 | À Martí Pujolràs | 0 | 6 | 5 | |||||||||||||||||||
| Àlex Martí Pujolràs | 6 | 4 | 77 | 1 | V Royer | 4 | 3 | ||||||||||||||||||||
| Alt | GA Olivieri | 6 | 77 | Alt | GA Olivieri | 6 | 6 | ||||||||||||||||||||
| J Forejtek | 3 | 63 | Alt | GA Olivieri | 7 | 63 | 79 | ||||||||||||||||||||
| F Gill | 0 | 6 | 7 | F Gill | 5 | 77 | 67 | ||||||||||||||||||||
| 7 | Enrico Dalla Valle | 6 | 4 | 5 | Alt | GA Olivieri | 1 | 4 | |||||||||||||||||||
| 4 | L Draxl | 6 | 6 | G den Ouden | 6 | 6 | |||||||||||||||||||||
 T Kodat | 1 | 3 | 4 | L Draxl | 3 | 5 | |||||||||||||||||||||
| G den Ouden | 77 | 6 | G den Ouden | 6 | 7 | ||||||||||||||||||||||
| Q |  F Ferreira Silva | 65 | 3 | G den Ouden | 6 | 6 | |||||||||||||||||||||
| WC | Dinko Dinev | 2 | 2 | WC | A Donski | 3 | 3 | ||||||||||||||||||||
| Q | Max Alcalá Gurri | 6 | 6 | Q | M Alcalá Gurri | 0 | 7 | 3 | |||||||||||||||||||
| WC | A Donski | 77 | 6 | WC | A Donski | 6 | 5 | 6 | |||||||||||||||||||
| 8 | C Tabur | 64 | 2 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 6 | L Giustino | 6 | 6 | ||||||||||||||||||||||||
| Q |  K Coppejans | 3 | 4 | 6 | L Giustino | 77 | 2 | 6 | |||||||||||||||||||
| Q |  C Negritu | 6 | 6 | Q | C Negritu | 62 | 6 | 2 | |||||||||||||||||||
| Luka Pavlovic | 1 | 4 | 6 | L Giustino | 65 | 2 | |||||||||||||||||||||
 Filip Jeff Planinšek | 6 | 3 | 611 | J Nicod | 77 | 6 | |||||||||||||||||||||
| D Jordà Sanchis | 3 | 6 | 713 | D Jordà Sanchis | 66 | 77 | 5 | ||||||||||||||||||||
| Jakub Nicod | 6 | 6 | J Nicod | 78 | 62 | 7 | |||||||||||||||||||||
| 3 | O Crawford | 3 | 2 | J Nicod | 2 | 0r | |||||||||||||||||||||
| 5 | F Maestrelli | 6 | 63 | 2 | J Sels | 6 | 1 | ||||||||||||||||||||
| J Sels | 4 | 77 | 6 | J Sels | 6 | 6 | |||||||||||||||||||||
 B Lock | 4 | 6 | 1 | C Denolly | 4 | 4 | |||||||||||||||||||||
| C Denolly | 6 | 3 | 6 | J Sels | 77 | 7 | |||||||||||||||||||||
| WC | Ivan Ivanov | 6 | 5 | 1 | 9 | D Kuzmanov | 63 | 5 | |||||||||||||||||||
| Q |  R Strombachs | 4 | 7 | 6 | Q | R Strombachs | 63 | 64 | |||||||||||||||||||
| R Brancaccio | 5 | 3 | 9 | D Kuzmanov | 77 | 77 | |||||||||||||||||||||
| 9 | D Kuzmanov | 7 | 6 | ||||||||||||||||||||||||
Robin Söderling was the defending champion but couldn't participate.
Juan Martín del Potro won the title by defeating Michaël Llodra 6–4, 6–4 in the final.
Nicolas Mahut was the defending champion, but lost in the quarterfinals to Roberto Bautista Agut.
Bautista Agut went on to win the title, defeating Benjamin Becker in the final, 2–6, 7–6(7–2), 6–4.
Fabio Fognini was the defending champion, but lost in the semifinals to Roberto Bautista Agut.
Bautista Agut went on to win the title, defeating Lukáš Rosol in the final, 6–3, 4–6, 6–2.
Richard Gasquet was the defending champion, but withdrew before the tournament began.
Marin Čilić won the title, defeating Roberto Bautista Agut in the final, 6–4, 6–4.
Roberto Bautista Agut was the defending champion, but chose to defend his title in s'Hertogenbosch instead.
Rafael Nadal won the title, defeating Viktor Troicki in the final, 7–6(7–3), 6–3.
Roberto Bautista Agut was the defending champion, but lost in the second round to Nicolas Mahut.
Jiří Veselý was the defending champion, but lost in the first round to Roberto Bautista Agut.
Bautista Agut went on to win the title, defeating Jack Sock in the final, 6–1, 1–0, ret.
Roberto Bautista Agut was the defending champion, but lost in the semifinals to David Goffin.
Martin Kližan was the defending champion but lost in the quarterfinals to Tomáš Berdych.
Dominic Thiem was the defending champion, but he chose not to defend his title this year.
Matteo Berrettini was the defending champion, but withdrew with an ankle injury before the tournament began.
Gaël Monfils was the defending champion, but chose not to defend his title.
Guido Andreozzi and Andrés Molteni were the defending champions but only Andreozzi chose to defend his title, partnering Thiago Seyboth Wild. Andreozzi withdrew from the tournament before his quarterfinal match.
Antonio Veić was the reigning champion but did not defend his title as he retired from professional tennis.
Roberto Bautista Agut defeated the defending champion Nikoloz Basilashvili in a rematch of the previous year's final, 6–3, 6–4 to win the singles title at the 2022 Qatar Open.
Stefanos Tsitsipas defeated Roberto Bautista Agut in the final, 6–4, 3–6, 7–6(7–2) to win the singles title at the 2022 Mallorca Championships.
Camilo Ugo Carabelli was the defending champion but chose not to defend his title.
Juan Manuel Cerúndolo was the defending champion and successfully defended his title, defeating Jesper de Jong 6–3, 2–6, 6–2 in the final.
Juan Manuel Cerúndolo was the defending champion but chose not to defend his title.
Juan Bautista Torres was the defending champion but chose not to defend his title.