| Singles | |
|---|---|
| 2016 Open de Guadeloupe | |
| Champion |  Malek Jaziri |
| Runner-up |  Stefan Kozlov |
| Final score | 6–2, 6–4 |
Ruben Bemelmans was the defending champion, but decided not to defend his title.
Malek Jaziri won the title, defeating Stefan Kozlov 6–2, 6–4 in the final.
Rajeev Ram (quarterfinals) Taylor Fritz (semifinals) Malek Jaziri (champion) Austin Krajicek (first round)
Tatsuma Ito (quarterfinals) Yoshihito Nishioka (semifinals)
Alejandro González (second round)
John-Patrick Smith (first round)| Semifinals | Final | ||||||||||||
| 6 | Yoshihito Nishioka | 6 | 5 | 3 | |||||||||
| Alt | Stefan Kozlov | 3 | 7 | 6 | |||||||||
| Alt | Stefan Kozlov | 2 | 4 | ||||||||||
| 3 | Malek Jaziri | 6 | 6 | ||||||||||
| 3 | Malek Jaziri | 65 | 6 | 7 | |||||||||
| 2 | Taylor Fritz | 77 | 4 | 5 | |||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1/WC | R Ram | 6 | 77 | ||||||||||||||||||||||||
| Q |  E Gómez | 4 | 65 | 1/WC | R Ram | 3 | 6 | 6 | |||||||||||||||||||
| WC |  F Auger-Aliassime | 6 | 3 | 1r | WC |  G Mina | 6 | 3 | 2 | ||||||||||||||||||
| WC | G Mina | 2 | 6 | 3 | 1/WC | R Ram | 2 | 2 | |||||||||||||||||||
 N Milojević | 4 | 77 | 4 | 6 | Y Nishioka | 6 | 6 | ||||||||||||||||||||
| Q |  H Hurkacz | 6 | 65 | 6 | Q | H Hurkacz | 0 | 2 | |||||||||||||||||||
| M Krueger | 5 | 62 | 6 | Y Nishioka | 6 | 6 | |||||||||||||||||||||
| 6 | Y Nishioka | 7 | 77 | 6 | Y Nishioka | 6 | 5 | 3 | |||||||||||||||||||
| 4 | A Krajicek | 3 | 4 | Alt | S Kozlov | 3 | 7 | 6 | |||||||||||||||||||
| Alt | S Kozlov | 6 | 6 | Alt | S Kozlov | 6 | 3 | 6 | |||||||||||||||||||
| Adrien Puget | 64 | 79 | 1 | C Lestienne | 2 | 6 | 1 | ||||||||||||||||||||
| C Lestienne | 77 | 67 | 6 | Alt | S Kozlov | 5 | 7 | 6 | |||||||||||||||||||
| V Millot | 6 | 3 | 6 | V Millot | 7 | 5 | 2 | ||||||||||||||||||||
| M Janvier | 4 | 6 | 2 | V Millot | 6 | 4 | 77 | ||||||||||||||||||||
| PR | P Polansky | 3 | 5 | 7 | A González | 2 | 6 | 65 | |||||||||||||||||||
| 7 | A González | 6 | 7 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 8 | J-P Smith | 77 | 5 | 67 | |||||||||||||||||||||||
 T Monteiro | 63 | 7 | 79 | T Monteiro | 6 | 64 | 6 | ||||||||||||||||||||
| O Jasika | 6 | 78 | O Jasika | 4 | 77 | 3 | |||||||||||||||||||||
| J Souza | 1 | 66 | T Monteiro | 2 | 6 | 5 | |||||||||||||||||||||
 M Arévalo | 77 | 6 | 3 | M Jaziri | 6 | 4 | 7 | ||||||||||||||||||||
| WC | G Jacq | 64 | 4 | M Arévalo | 4 | 4 | |||||||||||||||||||||
 M Michalička | 2 | 4 | 3 | M Jaziri | 6 | 6 | |||||||||||||||||||||
| 3 | M Jaziri | 6 | 6 | 3 | M Jaziri | 65 | 6 | 7 | |||||||||||||||||||
| 5 | T Ito | 6 | 65 | 6 | 2 | T Fritz | 77 | 4 | 5 | ||||||||||||||||||
| Q |  Julien Dubail | 2 | 77 | 4 | 5 | T Ito | 77 | 6 | |||||||||||||||||||
| P Bester | 4 | 60 | A Ghem | 62 | 2 | ||||||||||||||||||||||
| A Ghem | 6 | 77 | 5 | T Ito | 77 | 4 | 4 | ||||||||||||||||||||
| Alt |  G Lama | 7 | 6 | 2 | T Fritz | 63 | 6 | 6 | |||||||||||||||||||
| Q | Jorge Montero | 5 | 4 | Alt | G Lama | 711 | 4 | 610 | |||||||||||||||||||
| Y Mertens | 4 | 3 | 2 | T Fritz | 69 | 6 | 712 | ||||||||||||||||||||
| 2 | T Fritz | 6 | 6 | ||||||||||||||||||||||||
Somdev Devvarman was the defending champion but decided not to participate.
Novak Djokovic was the three-time defending champion, but lost in the semifinals to Andy Murray.
Roger Federer won his fifth Dubai title, defeating Murray 7–5, 6–4 in the final.
Denis Istomin was the defending champion but decided not to participate.
Dmitry Tursunov won the title, defeating Adrian Mannarino 6–4, 7–6(7–5) in the final.
Mikhail Kukushkin was the defending champion, but did not take part this year.
Novak Djokovic was the two-time defending champion and successfully defended his title, defeating Tomáš Berdych in the final, 6–0, 6–2.
Novak Djokovic was the two-time defending champion, but lost to Roger Federer in the semifinals.
Mikhail Youzhny was the defending champion but lost to Thomaz Bellucci in the first round.
Tennys Sandgren was the defending champion, however he lost in the first round to James Duckworth.
Bernard Tomic was the defending champion, and he successfully defended his title, defeating Adrian Mannarino in the final, 6–1, 3–6, 6–2.
Steve Darcis was the defending champion, but lost in the second round. Malek Jaziri won the title defeating Igor Sijsling in the final 5–7, 7–5, 6–4
Rajeev Ram was the defending champion but chose not to participate.
Karen Khachanov was the defending champion but chose not to participate.
Lu Yen-hsun was the defending champion but chose not to defend his title.
Peter Polansky was the defending champion but lost in the final to Denis Shapovalov.
Malek Jaziri was the defending champion and successfully defended his title.
Andy Murray was the defending champion but withdrew with a hip injury before the tournament began.
Rafael Nadal defeated the defending champion Alexander Zverev in the final, 6–1, 1–6, 6–3, to win the men's singles title at the 2018 Italian Open. It was his record-extending eighth Italian Open title and his record-extending 32nd Masters title overall. With the win, Nadal also regained the ATP No. 1 singles ranking.
Novak Djokovic defeated Roger Federer in the final, 6–4, 6–4, to win the men's singles title at the 2018 Cincinnati Masters. With the win, he became the first player to complete the career Golden Masters in singles.
Malek Jaziri was the defending champion but chose not to defend his title.
Roger Federer was the defending champion and successfully defended his title, defeating Marius Copil in the final, 7–6(7–5), 6–4.