| Marco Cò – Trofeo Dimmidisì – Singles | |
|---|---|
| 2017 Antonio Savoldi–Marco Cò – Trofeo Dimmidisì | |
| Champion |  Roberto Carballés Baena |
| Runner-up | Guillermo García López |
| Final score | 6–4, 2–6, 6–2 |
Leonardo Mayer was the defending champion but chose not to defend his title.
Roberto Carballés Baena won the title after defeating Guillermo García López 6–4, 2–6, 6–2 in the final.
Guillermo García López (final)
Adam Pavlásek (quarterfinals) Roberto Carballés Baena (champion)
Arthur De Greef (second round)
Oscar Otte (quarterfinals)
Mathias Bourgue (second round) Tommy Robredo (semifinals) Ricardo Ojeda Lara (second round)| Semifinals | Final | ||||||||||||
| 1 | Guillermo García López | 6 | 3 | 6 | |||||||||
| SE |  Elias Ymer | 4 | 6 | 4 | |||||||||
| 1 | Guillermo García López | 4 | 6 | 2 | |||||||||
| 3 | Roberto Carballés Baena | 6 | 2 | 6 | |||||||||
| 3 | Roberto Carballés Baena | 6 | 6 | ||||||||||
| 7 | Tommy Robredo | 4 | 3 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | G García López | 6 | 6 | ||||||||||||||||||||||||
| LL |  Lenny Hampel | 4 | 3 | 1 | G García López | 6 | 1 | 6 | |||||||||||||||||||
 A Arnaboldi | 4 | 3 |  D Petrović | 4 | 6 | 3 | |||||||||||||||||||||
| D Petrović | 6 | 6 | 1 | G García López | 77 | 6 | |||||||||||||||||||||
 S Diez | 6 | 4 | 6 | 5 | O Otte | 63 | 0 | ||||||||||||||||||||
| M Donati | 3 | 6 | 1 | S Diez | 2 | 1 | |||||||||||||||||||||
| S Doumbia | 2 | 4 | 5 | O Otte | 6 | 6 | |||||||||||||||||||||
| 5 | O Otte | 6 | 6 | 1 | G García López | 6 | 3 | 6 | |||||||||||||||||||
| 4 | A De Greef | 6 | 6 | SE | E Ymer | 4 | 6 | 4 | |||||||||||||||||||
| Q | F Gaio | 3 | 4 | 4 | A De Greef | 66 | 6 | 1 | |||||||||||||||||||
| WC | J Ocleppo | 64 | 3 | C Taberner | 78 | 3 | 6 | ||||||||||||||||||||
| C Taberner | 77 | 6 | C Taberner | 65 | 5 | ||||||||||||||||||||||
| SE | E Ymer | 6 | 6 | SE | E Ymer | 77 | 7 | ||||||||||||||||||||
 K Majchrzak | 3 | 4 | SE | E Ymer | 6 | 6 | |||||||||||||||||||||
| A Müller | 2 | 0r | 8 | R Ojeda Lara | 2 | 1 | |||||||||||||||||||||
| 8 | R Ojeda Lara | 6 | 0 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 6 | M Bourgue | 6 | 6 | ||||||||||||||||||||||||
| M Viola | 3 | 4 | 6 | M Bourgue | 3 | 3 | |||||||||||||||||||||
| Q | L Sonego | 77 | 6 | Q | L Sonego | 6 | 6 | ||||||||||||||||||||
| WC | A Pellegrino | 64 | 2 | Q | L Sonego | 7 | 2 | 4 | |||||||||||||||||||
| WC | G Quinzi | 4 | 6 | 6 | 3 | R Carballés Baena | 5 | 6 | 6 | ||||||||||||||||||
| B Zapata Miralles | 6 | 4 | 1 | WC | G Quinzi | 5 | 3 | ||||||||||||||||||||
| Alt | M Zekić | 5 | 6 | 3 | 3 | R Carballés Baena | 7 | 6 | |||||||||||||||||||
| 3 | R Carballés Baena | 7 | 4 | 6 | 3 | R Carballés Baena | 6 | 6 | |||||||||||||||||||
| 7 | T Robredo | 6 | 77 | 7 | T Robredo | 4 | 3 | ||||||||||||||||||||
| Q | G Mager | 3 | 63 | 7 | T Robredo | 6 | 6 | ||||||||||||||||||||
| WC | A Vavassori | 5 | 3 | K Coppejans | 1 | 1 | |||||||||||||||||||||
| K Coppejans | 7 | 6 | 7 | T Robredo | 6 | 6 | |||||||||||||||||||||
| T Lamasine | 4 | 2 | 2 | A Pavlásek | 4 | 2 | |||||||||||||||||||||
| Marek Jaloviec | 6 | 6 | M Jaloviec | 0 | 2 | ||||||||||||||||||||||
| Q | M Neuchrist | 6 | 1 | 4 | 2 | A Pavlásek | 6 | 6 | |||||||||||||||||||
| 2 | A Pavlásek | 1 | 6 | 6 | |||||||||||||||||||||||
Tommy Robredo was the defending champion, but he decided to compete in Houston instead.
Stanislas Wawrinka was the defending champion, but withdrew before the event started.
Carlos Berlocq won the title, defeating Tomáš Berdych in the final, 0–6, 7–5, 6–1.
Richard Gasquet won the title, defeating Nick Kyrgios in the final, 6–3, 6–2.
Roberto Carballés Baena was the defending champion but retired in the second round facing Maximilian Marterer.
Horacio Zeballos was the defending champion but chose not to defend his title.
Federico Gaio was the defending champion but lost in the second round to João Souza.
Taro Daniel was the defending champion but chose not to defend his title.
Kenny de Schepper was the defending champion but lost in the quarterfinals to Pedro Sousa.
Adam Pavlásek was the defending champion but chose not to defend his title.
Jan Šátral was the defending champion but chose not to defend his title.
Víctor Estrella Burgos was the three-time defending champion and the tournament's only champion to date, but lost in the second round to Gerald Melzer.
Dominic Thiem was the defending champion, but lost in the quarterfinals to Fernando Verdasco.
Two-time defending champion Rafael Nadal successfully defended his title, defeating Kei Nishikori in the final, 6–3, 6–2, to win the singles title at the 2018 Monte-Carlo Masters. It was his record-extending 11th Monte-Carlo Masters title and his record 31st ATP Masters title. By winning the title, Nadal also retained the ATP no. 1 singles ranking.
Jiří Veselý was the defending champion but lost in the second round to Elias Ymer.
Pablo Andújar was the defending champion and successfully defended his title.
Tommy Robredo was the defending champion but retired in the first round against Maxime Janvier.
Marin Čilić was the defending champion, but lost in the second round to Diego Schwartzman.
Matteo Berrettini was the defending champion, but withdrew with an ankle injury before the tournament began.
Roberto Carballés Baena was the defending champion but retired in the third round against Jozef Kovalík.
Hubert Hurkacz was the defending champion but chose not to defend his title.