| Singles | |
|---|---|
| 2023 Murcia Open | |
| Champion |  Matteo Arnaldi |
| Runner-up |  Borna Gojo |
| Score | 6–4, 7–6(7–4) |
Tseng Chun-hsin was the defending champion [1] but chose not to defend his title.
Matteo Arnaldi won the title after defeating Borna Gojo 6–4, 7–6(7–4) in the final.
Borna Gojo (final) Matteo Arnaldi (champion) Raúl Brancaccio (first round)
Kaichi Uchida (first round)
Alexander Ritschard (second round)
Andrea Collarini (second round) Henri Laaksonen (withdrew) Lorenzo Giustino (first round)| Semifinals | Final | ||||||||||||
| 1 | Borna Gojo | 77 | 63 | 6 | |||||||||
| Q |  Pablo Llamas Ruiz | 64 | 77 | 4 | |||||||||
| 1 | Borna Gojo | 4 | 64 | ||||||||||
| 2 | Matteo Arnaldi | 6 | 77 | ||||||||||
| Marco Trungelliti | 64 | 4 | |||||||||||
| 2 | Matteo Arnaldi | 77 | 6 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | B Gojo | 6 | 6 | ||||||||||||||||||||||||
| N Álvarez Varona | 3 | 2 | 1 | B Gojo | 78 | 3 | 77 | ||||||||||||||||||||
 I Gakhov | 77 | 6 | I Gakhov | 66 | 6 | 65 | |||||||||||||||||||||
| WC | M Landaluce | 64 | 4 | 1 | B Gojo | 6 | 2 | 6 | |||||||||||||||||||
| Q |  J de Jong | 6 | 6 | Q | J de Jong | 1 | 6 | 3 | |||||||||||||||||||
| Q | C Sánchez Jover | 4 | 3 | Q | J de Jong | 6 | 6 | ||||||||||||||||||||
 M Geerts | 6 | 4 | 3 | 5 | A Ritschard | 4 | 1 | ||||||||||||||||||||
| 5 | A Ritschard | 4 | 6 | 6 | 1 | B Gojo | 77 | 63 | 6 | ||||||||||||||||||
| 4 | K Uchida | 4 | 67 | Q | P Llamas Ruiz | 64 | 77 | 4 | |||||||||||||||||||
 M Polmans | 6 | 79 | M Polmans | 3 | 6 | 3 | |||||||||||||||||||||
 D Dutra da Silva | 7 | 4 | 7 | D Dutra da Silva | 6 | 4 | 6 | ||||||||||||||||||||
 Gerard Campana Lee | 5 | 6 | 5 | D Dutra da Silva | 3 | 1 | |||||||||||||||||||||
 A Shelbayh | 77 | 6 | Q | P Llamas Ruiz | 6 | 6 | |||||||||||||||||||||
| Alt |  J Domingues | 63 | 4 | A Shelbayh | 64 | 65 | |||||||||||||||||||||
| Q | P Llamas Ruiz | 6 | 6 | Q | P Llamas Ruiz | 77 | 77 | ||||||||||||||||||||
| 8 | L Giustino | 2 | 2 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 6 | A Collarini | 6 | 6 | ||||||||||||||||||||||||
| Q | Daniel Mérida | 2 | 2 | 6 | A Collarini | 6 | 2 | 3 | |||||||||||||||||||
| WC |  K Edmund | 6 | 3 | 3 | M Trungelliti | 4 | 6 | 6 | |||||||||||||||||||
| M Trungelliti | 1 | 6 | 6 | M Trungelliti | 6 | 6 | |||||||||||||||||||||
| LL |  V Durasovic | 77 | 3 | LL | V Durasovic | 4 | 4 | ||||||||||||||||||||
| O Roca Batalla | 62 | 1r | LL | V Durasovic | 79 | 6 | |||||||||||||||||||||
| Q | A Moro Cañas | 6 | 6 | Q | A Moro Cañas | 67 | 4 | ||||||||||||||||||||
| 3 | R Brancaccio | 3 | 4 | M Trungelliti | 64 | 4 | |||||||||||||||||||||
| LL | Á López San Martín | 6 | 62 | 6 | 2 | M Arnaldi | 77 | 6 | |||||||||||||||||||
| Q |  E Butvilas | 2 | 77 | 2 | LL | Á López San Martín | 1 | 6r | |||||||||||||||||||
 G Debru | 2 | 3 |  M Kukushkin | 6 | 6 | ||||||||||||||||||||||
| M Kukushkin | 6 | 6 | M Kukushkin | 4 | 1 | ||||||||||||||||||||||
| O Jasika | 4 | 4 | 2 | M Arnaldi | 6 | 6 | |||||||||||||||||||||
| K Coppejans | 6 | 6 | K Coppejans | 6 | 4 | 4 | |||||||||||||||||||||
| WC | F López | 3 | 64 | 2 | M Arnaldi | 3 | 6 | 6 | |||||||||||||||||||
| 2 | M Arnaldi | 6 | 77 | ||||||||||||||||||||||||
Kenneth Raisma and Stefanos Tsitsipas were the defending champions but both players were no longer eligible to participate in junior events.
Sebastian Korda, the son of 1998 men's singles champion Petr Korda, won the boys' singles tennis title at the 2018 Australian Open, defeating Tseng Chun-hsin in the final, 7–6(8–6), 6–4.
Ondřej Štyler and Naoki Tajima won the boys' doubles tennis title at the 2018 French Open, defeating Ray Ho and Tseng Chun-hsin in the final, 6–4, 6–4.
Axel Geller and Hsu Yu-hsiou were the defending champions, but both players were ineligible to participate in junior events.
Wu Yibing was the defending champion, but was no longer eligible to participate in junior tournaments.
Gianluca Mager was the defending champion but chose not to defend his title.
Pedro Sousa was the defending champion but chose not to defend his title.
Geoffrey Blancaneaux was the defending champion but chose not to defend his title.
João Sousa defeated Emil Ruusuvuori in the final, 7–6(11–9), 4–6, 6–1 to win the singles title at the 2022 Tata Open Maharashtra. Sousa saved three match points against Elias Ymer in the semifinals. This was his first title since 2018.
James Duckworth was the defending champion but chose not to defend his title.
Tseng Chun-hsin was the defending champion but lost in the first round to Markos Kalovelonis.
Carlos Taberner was the defending champion but lost in the quarterfinals to Tseng Chun-hsin.
Tallon Griekspoor was the defending champion but chose not to defend his title.
Zdeněk Kolář was the defending champion but chose not to defend his title.
Félix Auger-Aliassime defeated J. J. Wolf in the final, 6–4, 6–4 to win the singles tennis title at the 2022 Firenze Open. It was his second ATP Tour singles title.
Lorenzo Musetti defeated Matteo Berrettini in the final, 7–6(7–5), 6–2 to win the singles tennis title at the 2022 Napoli Cup. It was his second career ATP Tour singles title.
Brandon Nakashima was the defending champion but chose not to defend his title.
Defending champion Carlos Alcaraz defeated Jan-Lennard Struff in the final, 6–4, 3–6, 6–3 to win the men's singles tennis title at the 2023 Madrid Open. It was his fourth Masters 1000 title. Struff was the first lucky loser to reach a Masters final.
Frances Tiafoe defeated Jan-Lennard Struff in the final, 4–6, 7–6(7–1), 7–6(10–8) to win the singles title at the 2023 Stuttgart Open. It was his third ATP Tour title, and his first on grass courts. Tiafoe saved a championship point en route to the title, in the final-set tiebreak. By winning the title, Tiafoe debuted in the top ten of the ATP rankings for the first time in his career.
Hamad Medjedovic was the defending champion but chose not to defend his title.