| Singles | |
|---|---|
| 2018 Almaty Challenger 2 | |
| Champion |  Denis Istomin |
| Runner-up |  Nikola Milojević |
| Final score | 6–7(4–7), 7–6(7–5), 6–2 |
Jurij Rodionov was the defending champion but chose not to defend his title.
Denis Istomin won the title after defeating Nikola Milojević 6–7(4–7), 7–6(7–5), 6–2 in the final.
Denis Istomin (champion)
Pierre-Hugues Herbert (withdrew)
Mirza Bašić (semifinals) Quentin Halys (first round)
Félix Auger-Aliassime (first round)
Enrique López Pérez (first round) Miomir Kecmanović (quarterfinals)
Lukáš Rosol (semifinals)| Semifinals | Final | ||||||||||||
| 1 | Denis Istomin | 3 | 6 | 6 | |||||||||
| 8 | Lukáš Rosol | 6 | 3 | 4 | |||||||||
| 1 | Denis Istomin | 64 | 77 | 6 | |||||||||
| Nikola Milojević | 77 | 65 | 2 | ||||||||||
| 3 | Mirza Bašić | 6 | 63 | 3 | |||||||||
| Nikola Milojević | 3 | 77 | 6 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | D Istomin | 6 | 7 | ||||||||||||||||||||||||
 F Ferreira Silva | 3 | 5 | 1 | D Istomin | 6 | 6 | |||||||||||||||||||||
 M Safwat | 6 | 4 | 77 | M Safwat | 2 | 1 | |||||||||||||||||||||
| Q | K Sultanov | 2 | 6 | 64 | 1 | D Istomin | 6 | 6 | |||||||||||||||||||
 A Bublik | 3 | 3 | 7 | M Kecmanović | 3 | 4 | |||||||||||||||||||||
 K Majchrzak | 6 | 6 | K Majchrzak | 65 | 6 | 61 | |||||||||||||||||||||
 R Safiullin | 3 | 6 | 2 | 7 | M Kecmanović | 77 | 4 | 77 | |||||||||||||||||||
| 7 | M Kecmanović | 6 | 3 | 6 | 1 | D Istomin | 3 | 6 | 6 | ||||||||||||||||||
| 4 | Q Halys | 2 | 4 | 8 | L Rosol | 6 | 3 | 4 | |||||||||||||||||||
 T Kamke | 6 | 6 | T Kamke | 2 | 6 | 6 | |||||||||||||||||||||
| I Nedelko | 4 | 6 | 4 | WC | D Yevseyev | 6 | 2 | 0 | |||||||||||||||||||
| WC | D Yevseyev | 6 | 4 | 6 | T Kamke | 1 | 4 | ||||||||||||||||||||
 T-h Yang | 77 | 6 | 8 | L Rosol | 6 | 6 | |||||||||||||||||||||
| Q | T Gabashvili | 65 | 4 | T-h Yang | 62 | 6 | 2 | ||||||||||||||||||||
| E Karlovskiy | 6 | 3 | 4 | 8 | L Rosol | 77 | 3 | 6 | |||||||||||||||||||
| 8 | L Rosol | 2 | 6 | 6 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 6 | E López Pérez | 6 | 3 | 4 | |||||||||||||||||||||||
| Q |  I Marchenko | 3 | 6 | 6 | Q | I Marchenko | 3 | 6 | 6 | ||||||||||||||||||
| WC | Sagadat Ayap | 3 | 3 | Z Kolář | 6 | 4 | 4 | ||||||||||||||||||||
| Z Kolář | 6 | 6 | Q | I Marchenko | 5 | 2r | |||||||||||||||||||||
| G Oliveira | 6 | 77 | 3 | M Bašić | 7 | 4 | |||||||||||||||||||||
| LL |  R Statham | 1 | 64 | G Oliveira | 64 | 7 | 4 | ||||||||||||||||||||
| D Petrović | 3 | 3 | 3 | M Bašić | 77 | 5 | 6 | ||||||||||||||||||||
| 3 | M Bašić | 6 | 6 | 3 | M Bašić | 6 | 63 | 3 | |||||||||||||||||||
| 5 | F Auger-Aliassime | 4 | 6 | 5 | N Milojević | 3 | 77 | 6 | |||||||||||||||||||
| N Milojević | 6 | 1 | 7 | N Milojević | 6 | 3 | 6 | ||||||||||||||||||||
| A Nedovyesov | 6 | 6 | A Nedovyesov | 3 | 6 | 1 | |||||||||||||||||||||
| WC | Dostanbek Tashbulatov | 3 | 1 | N Milojević | 7 | 6 | |||||||||||||||||||||
| LL | A Dubrivnyy | 77 | 6 |  S Griekspoor | 5 | 2 | |||||||||||||||||||||
 U Ignatik | 65 | 4 | LL | A Dubrivnyy | 1 | 5 | |||||||||||||||||||||
| S Griekspoor | 7 | 4 | 6 | S Griekspoor | 6 | 7 | |||||||||||||||||||||
| Q | Antoine Escoffier | 5 | 6 | 3 | |||||||||||||||||||||||
Andy Murray was the defending champion, but lost to Mardy Fish in the second round.
Defending champion Roger Federer successfully defended his title, defeating Mardy Fish in the final 6–7(5–7), 7–6(7–1), 6–4, to win the men's singles title at the 2010 Cincinnati Masters. It was his fourth win at the event, his record-equaling 17th ATP Masters 1000 title overall, tying Andre Agassi's tally, and his 63rd career title overall, tying Björn Borg's tally.
John Isner successfully defended his title by beating Lleyton Hewitt 7–6(7–1), 6–4 in the final.
Milos Raonic was the two-time defending champion and won the title for the third year in a row, defeating Tommy Haas in the final 6–4, 6–3.
Defending champion Novak Djokovic successfully defended his title, defeating Milos Raonic in the final, 6–2, 6–3, to win the singles title at the 2014 Paris Masters. He became the first man to defend the title at the Paris Masters, and it was his record-equaling third title at the event.
Novak Djokovic was the three-time defending champion and successfully defended his title, defeating Rafael Nadal in the final, 6–2, 6–2. It was his 6th title in Beijing and brought his record at the tournament to 29–0.
Novak Djokovic defeated the defending champion Andy Murray in the final, 6–2, 3–6, 6–3, to win the men's singles title at the 2016 Madrid Open. It was Djokovic's second title in Madrid and his record 29th ATP Masters 1000 title.
Roger Federer was the three-time defending champion, but lost in the semifinals to Alexander Zverev.
Raven Klaasen and Rajeev Ram were the defending champions and successfully defended their title, defeating Łukasz Kubot and Alexander Peya in the final, 7–6(7–5), 6–2.
Denis Istomin was the defending champion but lost in the final to Konstantin Kravchuk.
Mikhail Youzhny was the defending champion but chose not to defend his title.
Martin Kližan was the defending champion, but lost in the quarterfinals to Tomáš Berdych.
Rafael Nadal defeated Dominic Thiem in the final, 7–6(10–8), 6–4, to win the men's singles title at the 2017 Madrid Open. It was his record 5th Madrid Open title and record-equaling 30th ATP Masters 1000 singles title.
Marin Čilić was the defending champion, but lost in the semifinals to Juan Martín del Potro.
Alexander Zverev was the two-time defending champion, but lost to Cristian Garín in the quarterfinals.
Martin Kližan was the defending champion but lost in the first round to Matthias Bachinger.
Radu Albot was the defending champion but chose not to defend his title.
Radu Albot was the defending champion, but lost in the first round to Jack Sock.
Evgeny Donskoy was the defending champion but chose not to defend his title.
Tommy Paul defeated the defending champion, Denis Shapovalov, in the final, 6–4, 2–6, 6–4, to win the singles title at the 2021 Stockholm Open. This was Paul's first ATP Tour title.