| Singles | |
|---|---|
| 2024 Tenerife Challenger III | |
| Champion |  Mikhail Kukushkin |
| Runner-up |  Matteo Gigante |
| Score | 6–2, 2–0 ret. |
Matteo Gigante was the defending champion [1] but had to retire in the final.
Mikhail Kukushkin won the title after Gigante retired trailing 2–6, 0–2 in the final. [2] [3]
Zsombor Piros (first round)
Jesper de Jong (withdrew)
Pablo Llamas Ruiz (first round, retired)
Filip Misolic (second round)
Bu Yunchaokete (semifinals) Matteo Gigante (final, retired)
Rudolf Molleker (first round)
Ilya Ivashka (first round) Oriol Roca Batalla (first round)| Semifinals | Final | ||||||||||||
| Q | Mikhail Kukushkin | 2 | 6 | 77 | |||||||||
| WC | Martín Landaluce | 6 | 2 | 64 | |||||||||
| Q | Mikhail Kukushkin | 6 | 2 | ||||||||||
| 6 | Matteo Gigante | 2 | 0r | ||||||||||
| 5 | Bu Yunchaokete | 6 | 60 | 67 | |||||||||
| 6 | Matteo Gigante | 1 | 77 | 79 | |||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | Z Piros | 6 | 2 | 3 | |||||||||||||||||||||||
| Q | R Brancaccio | 1 | 6 | 6 | Q | R Brancaccio | 6 | 1 | 62 | ||||||||||||||||||
| WC | Daniel Mérida | 6 | 6 | WC | D Mérida | 3 | 6 | 77 | |||||||||||||||||||
| Y Demin | 1 | 0 | WC | D Mérida | 3 | 4 | |||||||||||||||||||||
| F Agamenone | 63 | 3 | Q | M Kukushkin | 6 | 6 | |||||||||||||||||||||
| Q | M Kukushkin | 77 | 6 | Q | M Kukushkin | 6 | 7 | ||||||||||||||||||||
 D Kuzmanov | 6 | 4 | 6 | D Kuzmanov | 4 | 5 | |||||||||||||||||||||
| 7 | R Molleker | 4 | 6 | 3 | Q | M Kukushkin | 2 | 6 | 77 | ||||||||||||||||||
| 3 | P Llamas Ruiz | 66 | 0r | WC | M Landaluce | 6 | 2 | 64 | |||||||||||||||||||
| WC | M Landaluce | 78 | 1 | WC | M Landaluce | 6 | 4 | ||||||||||||||||||||
| Q | Carlos López Montagud | 6 | 1 | Q | C López Montagud | 2 | 1r | ||||||||||||||||||||
| A Giannessi | 3 | 0r | WC | M Landaluce | 6 | 6 | |||||||||||||||||||||
| S Travaglia | 3 | 2 | L Neumayer | 3 | 3 | ||||||||||||||||||||||
| L Neumayer | 6 | 6 | L Neumayer | 6 | 65 | 6 | |||||||||||||||||||||
| Q |  A Holmgren | 6 | 7 | Q | A Holmgren | 3 | 77 | 4 | |||||||||||||||||||
| 8 | I Ivashka | 3 | 5 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 | Y Bu | 6 | 2 | 6 | |||||||||||||||||||||||
| Q |  H Habib | 4 | 6 | 3 | 5 | Y Bu | 6 | 6 | |||||||||||||||||||
| Alt |  J Kovalík | 7 | 6 | Alt | J Kovalík | 4 | 4 | ||||||||||||||||||||
| Iliyan Radulov | 5 | 2 | 5 | Y Bu | 79 | 77 | |||||||||||||||||||||
| Alt | R Bonadio | 65 | 65 |  M Damm | 67 | 61 | |||||||||||||||||||||
| M Damm | 77 | 77 | M Damm | 4 | 6 | 7 | |||||||||||||||||||||
| WC | Richard Zusman | 2 | 3 | 4 | F Misolic | 6 | 3 | 5 | |||||||||||||||||||
| 4 | F Misolic | 6 | 6 | 5 | Y Bu | 6 | 60 | 67 | |||||||||||||||||||
| 6 | M Gigante | 6 | 6 | 6 | M Gigante | 1 | 77 | 79 | |||||||||||||||||||
| D Novak | 1 | 3 | 6 | M Gigante | 4 | 6 | 77 | ||||||||||||||||||||
| D Rincón | 77 | 4 | 67 | LL | M Krueger | 6 | 3 | 64 | |||||||||||||||||||
| LL | M Krueger | 65 | 6 | 79 | 6 | M Gigante | 77 | 7 | |||||||||||||||||||
 Jules Marie | 6 | 77 | Q | A Moro Cañas | 63 | 5 | |||||||||||||||||||||
 S Rodríguez Taverna | 2 | 64 | J Marie | 4 | 77 | 3 | |||||||||||||||||||||
| Q | A Moro Cañas | 7 | 6 | Q | A Moro Cañas | 6 | 65 | 6 | |||||||||||||||||||
| 9 | O Roca Batalla | 5 | 4 | ||||||||||||||||||||||||
Three-time defending champion Rafael Nadal successfully defended his title, defeating David Ferrer in the final 6–1, 4–6, 6–1, to win the singles title at the 2008 Barcelona Open. It was his record fourth title at the Barcelona Open.
Rafael Nadal was the defending champion but withdrew with a knee injury before the tournament began.
This was the first edition of the tournament.
Marco Cecchinato was the defending champion, but withdrew due to illness.
Dominic Thiem was the defending champion, but chose to compete in the Laver Cup instead.
Franco Agamenone was the defending champion but chose not to defend his title.
Matteo Gigante is an Italian tennis player. He has a career high ATP singles ranking of world No. 132, achieved on 10 June 2024. He also has a career high doubles ranking of No. 334 achieved on 6 February 2023.
Alexander Shevchenko was the defending champion but withdrew before his first round match.
Matteo Arnaldi was the defending champion but chose not to defend his title.
This was the first edition of the tournament.
Zhang Zhizhen was the defending champion but chose not to defend his title.
Matteo Gigante was the defending champion but chose not to defend his title.
Valentin Vacherot was the two-time defending champion but chose not to defend his title.
Thanasi Kokkinakis was the defending champion but chose not to defend his title.
Brandon Nakashima was the defending champion but chose not to defend his title.
Otto Virtanen was the defending champion but lost in the semifinals to Arthur Rinderknech.
Otto Virtanen was the defending champion and successfully defended his title after defeating Daniel Masur 6–7(4–7), 6–4, 7–6(7–3) in the final.
Lorenzo Musetti was the defending champion but chose not to defend his title.
Arthur Rinderknech was the defending champion but chose not to defend his title.
Matteo Gigante was the defending champion but chose not to defend his title.