| Singles | |
|---|---|
| 2015 Amex-Istanbul Challenger | |
| Champion |  Karen Khachanov |
| Runner-up |  Sergiy Stakhovsky |
| Final score | 4–6, 6–4, 6–3 |
Adrian Mannarino was the defending champion, but chose not to defend his title.
| Singles | |
|---|---|
| 2015 Amex-Istanbul Challenger | |
| Champion | Karen Khachanov |
| Runner-up | Sergiy Stakhovsky |
| Final score | 4–6, 6–4, 6–3 |
Adrian Mannarino was the defending champion, but chose not to defend his title.
Sergiy Stakhovsky (final)
Marsel İlhan (first round)
Radu Albot (second round) Andrey Kuznetsov (semifinals)
Aleksandr Nedovyesov (first round)
Adrián Menéndez-Maceiras (second round)
Elias Ymer (quarterfinals)
Mirza Bašić (quarterfinals)| Semifinals | Final | ||||||||||||
| 1/WC | Sergiy Stakhovsky | 6 | 6 | ||||||||||
| 4 | Andrey Kuznetsov | 2 | 3 | ||||||||||
| 1/WC | Sergiy Stakhovsky | 6 | 4 | 3 | |||||||||
| Karen Khachanov | 4 | 6 | 6 | ||||||||||
 Yannick Mertens | 1 | 4 | |||||||||||
| Karen Khachanov | 6 | 6 | |||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1/WC | S Stakhovsky | 3 | 6 | 6 | |||||||||||||||||||||||
| Q |  I Ivashka | 6 | 1 | 4 | 1/WC | S Stakhovsky | 2 | 7 | 7 | ||||||||||||||||||
 Hiroyasu Ehara | 2 | 2 |  N Langer | 6 | 5 | 5 | |||||||||||||||||||||
| N Langer | 6 | 6 | 1/WC | S Stakhovsky | 6 | 6 | |||||||||||||||||||||
 M Copil | 77 | 6 | M Copil | 4 | 0 | ||||||||||||||||||||||
 A Metreveli | 63 | 3 | M Copil | 4 | 6 | 6 | |||||||||||||||||||||
| WC | B Ergüden | 2 | 2 | 6 | A Menéndez-Maceiras | 6 | 4 | 4 | |||||||||||||||||||
| 6 | A Menéndez-Maceiras | 6 | 6 | 1/WC | S Stakhovsky | 6 | 6 | ||||||||||||||||||||
| 4 | A Kuznetsov | 6 | 6 | 4 | A Kuznetsov | 2 | 3 | ||||||||||||||||||||
| LL | M Eriksson | 2 | 3 | 4 | A Kuznetsov | 1 | 6 | 6 | |||||||||||||||||||
| D Zhyrmont | 6 | 6 | D Zhyrmont | 6 | 4 | 3 | |||||||||||||||||||||
| WC | Barkin Yalcinkale | 2 | 2 | 4 | A Kuznetsov | 62 | 6 | 7 | |||||||||||||||||||
| Q | A Vasilevski | 77 | 7 | 8 | M Bašić | 77 | 3 | 5 | |||||||||||||||||||
| Q | M Ledovskikh | 61 | 5 | Q | A Vasilevski | 65 | 3 | ||||||||||||||||||||
 Erik Crepaldi | 4 | 4 | 8 | M Bašić | 77 | 6 | |||||||||||||||||||||
| 8 | M Bašić | 6 | 6 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 7 | E Ymer | 6 | 6 | ||||||||||||||||||||||||
| WC | A Yüksel | 3 | 1 | 7 | E Ymer | 77 | 6 | ||||||||||||||||||||
 Ivan Bjelica | 6 | 6 | I Bjelica | 62 | 3 | ||||||||||||||||||||||
| I Gakhov | 3 | 0 | 7 | E Ymer | 4 | 5 | |||||||||||||||||||||
| A Zaitcev | 2 | 2 | Y Mertens | 6 | 7 | ||||||||||||||||||||||
| Y Mertens | 6 | 6 | Y Mertens | 6 | 77 | ||||||||||||||||||||||
| M Bortolotti | 3 | 3 | 3 | R Albot | 0 | 63 | |||||||||||||||||||||
| 3 | R Albot | 6 | 6 | Y Mertens | 1 | 4 | |||||||||||||||||||||
| 5 | A Nedovyesov | 79 | 67 | 3 | K Khachanov | 6 | 6 | ||||||||||||||||||||
| K Khachanov | 67 | 79 | 6 | K Khachanov | 6 | 6 | |||||||||||||||||||||
| A Šetkić | 2 | 3 | Q | D Masur | 1 | 3 | |||||||||||||||||||||
| Q | D Masur | 6 | 6 | K Khachanov | 6 | 6 | |||||||||||||||||||||
| A Kudryavtsev | 6 | 6 | A Karatsev | 4 | 4 | ||||||||||||||||||||||
 V Millot | 1 | 3 | A Kudryavtsev | 2 | 1r | ||||||||||||||||||||||
| A Karatsev | 64 | 6 | 6 | A Karatsev | 6 | 1 | |||||||||||||||||||||
| 2 | M İlhan | 77 | 3 | 1 | |||||||||||||||||||||||
Pete Sampras was the defending champion but did not compete that year.
Marcelo Ríos was the defending champion but lost in the second round to Adrian Voinea.
Francisco Clavet was the defending champion but lost in the quarterfinals to Karim Alami.
Rafael Nadal defeated John Isner in the final, 7–6(10–8), 7–6(7–3) to win the men's singles tennis title at the 2013 Cincinnati Open. It was his record-extending 26th ATP World Tour Masters 1000 title.
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.
Kei Nishikori was the two-time defending champion and successfully defended his title, defeating Kevin Anderson 6–4, 6–4 in the final.
Grigor Dimitrov was the defending champion, but chose not to participate this year.
Guillermo García López won the title, defeating Jiří Veselý in the final, 7–6(7–5), 7–6(13–11).
Roberto Bautista Agut was the defending champion, but lost in the second round to Nicolas Mahut.
Bernard Tomic was the last edition champion, and he successfully defended his title by defeating Adrian Mannarino in the final, 6–1, 3–6, 6–2.
Roger Federer was the defending champion and successfully defended his title, defeating Rafael Nadal in the final, 6–3, 5–7, 6–3. This was his tenth consecutive final in a row in this event.
Roger Federer was the defending champion, but chose not to participate this year.
Novak Djokovic was the four-time defending champion, but withdrew with an elbow injury before the tournament began.
Defending champion Rafael Nadal successfully defended his title, defeating Albert Ramos Viñolas in the final, 6–1, 6–3, to win the singles title at the 2017 Monte-Carlo Masters. It was his record-extending 10th Monte Carlo Masters title, becoming the first man in the Open Era to win 10 titles at the same tournament. Nadal also claimed his Open Era record 50th clay court title.
Diego Schwartzman was the defending champion, but lost in the semifinals to Marin Čilić.
Ivo Karlović was the defending champion, but lost in the quarterfinals to Peter Gojowczyk.
Feliciano López was the defending champion, but lost in the second round to Yannick Hanfmann.
Damir Džumhur was the defending champion, but lost in the quarterfinals to Stan Wawrinka.
Lucas Pouille was the defending champion, but lost in the second round to Marcos Baghdatis.
Richard Gasquet was the defending champion, but lost to Jordan Thompson in the semifinals.
Karen Khachanov was the defending champion, but lost in the quarterfinals to Andreas Seppi.