| Men's singles | |
|---|---|
| 2018 Nottingham Open | |
| Champion |  Alex de Minaur |
| Runner-up |  Dan Evans |
| Score | 7–6(7–4), 7–5 |
Dudi Sela was the defending champion but chose not to defend his title.
Alex de Minaur won the title after defeating Dan Evans 7–6(7–4), 7–5 in the final.
Cameron Norrie (first round) Alex de Minaur (champion)
Thomas Fabbiano (first round)
Ilya Ivashka (semifinals)
Ramkumar Ramanathan (quarterfinals)
Peter Polansky (quarterfinals)
Sergiy Stakhovsky (second round)
Michael Mmoh (first round)| Semifinals | Final | ||||||||||||
| SE | Dan Evans | 4 | 6 | 6 | |||||||||
 Marcel Granollers | 6 | 2 | 3 | ||||||||||
| SE | Dan Evans | 64 | 5 | ||||||||||
| 2/SE | Alex de Minaur | 77 | 7 | ||||||||||
| 4 | Ilya Ivashka | 2 | 4 | ||||||||||
| 2/SE | Alex de Minaur | 6 | 6 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | C Norrie | 6 | 5 | 3 | |||||||||||||||||||||||
 T Ito | 1 | 7 | 6 | T Ito | 3 | 6 | 65 | ||||||||||||||||||||
| Q | B Schnur | 6 | 6 | Q | B Schnur | 6 | 3 | 77 | |||||||||||||||||||
| F Peliwo | 3 | 2 | Q | B Schnur | 65 | 3 | |||||||||||||||||||||
| LL |  D Köpfer | 3 | 5 | SE | D Evans | 77 | 6 | ||||||||||||||||||||
| SE | D Evans | 6 | 7 | SE | D Evans | 7 | 77 | ||||||||||||||||||||
| M Moraing | 3 | 5 | 7 | S Stakhovsky | 5 | 62 | |||||||||||||||||||||
| 7 | S Stakhovsky | 6 | 7 | SE | D Evans | 4 | 6 | 6 | |||||||||||||||||||
| 3 | T Fabbiano | 5 | 63 | M Granollers | 6 | 2 | 3 | ||||||||||||||||||||
| M Granollers | 7 | 77 | M Granollers | 6 | 6 | ||||||||||||||||||||||
| L Broady | 6 | 4 | 67 | WC | A Ward | 4 | 3 | ||||||||||||||||||||
| WC | A Ward | 2 | 6 | 79 | M Granollers | 77 | 4 | 77 | |||||||||||||||||||
| Q | T Kamke | 6 | 6 | 5 | R Ramanathan | 65 | 6 | 64 | |||||||||||||||||||
| WC | J Clarke | 3 | 3 | Q | T Kamke | 61 | 3 | ||||||||||||||||||||
 J Jung | 77 | 5 | 4 | 5 | R Ramanathan | 77 | 6 | ||||||||||||||||||||
| 5 | R Ramanathan | 64 | 7 | 6 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 8 | M Mmoh | 4 | 4 | ||||||||||||||||||||||||
| M Polmans | 6 | 6 | M Polmans | 6 | 65 | 4 | |||||||||||||||||||||
| WC | J Ward | 6 | 65 | 77 | WC | J Ward | 3 | 77 | 6 | ||||||||||||||||||
| Q | Tobias Simon | 4 | 77 | 61 | WC | J Ward | 4 | 3 | |||||||||||||||||||
| A Menéndez Maceiras | 6 | 710 | 4 | I Ivashka | 6 | 6 | |||||||||||||||||||||
| Q |  F Nielsen | 4 | 68 | A Menéndez Maceiras | 6 | 3 | 4 | ||||||||||||||||||||
| J Kubler | 6 | 64 | 4 | 4 | I Ivashka | 4 | 6 | 6 | |||||||||||||||||||
| 4 | I Ivashka | 1 | 77 | 6 | 4 | I Ivashka | 2 | 4 | |||||||||||||||||||
| 6 | P Polansky | 3 | 6 | 6 | 2/SE | A de Minaur | 6 | 6 | |||||||||||||||||||
| WC | G Loffhagen | 6 | 1 | 3 | 6 | P Polansky | 6 | 6 | |||||||||||||||||||
 A Bublik | 67 | 3 |  S Robert | 3 | 4 | ||||||||||||||||||||||
| S Robert | 79 | 6 | 6 | P Polansky | 3 | 6 | 2 | ||||||||||||||||||||
| S Kozlov | 3 | 3 | 2/SE | A de Minaur | 6 | 3 | 6 | ||||||||||||||||||||
| LL | C Eubanks | 6 | 6 | LL | C Eubanks | 4 | 4 | ||||||||||||||||||||
| PR |  J Melzer | 4 | 1 | 2/SE | A de Minaur | 6 | 6 | ||||||||||||||||||||
| 2/SE | A de Minaur | 6 | 6 | ||||||||||||||||||||||||
Omar Jasika was the defending champion, but he chose not to participate. Taylor Harry Fritz won the title, defeating Tommy Paul in the final, 6–2, 6–7(4–7), 6–2.
Mikhail Youzhny was the defending champion but chose not to defend his title.
Alex de Minaur and Blake Ellis were the defending champions, but both players chose not to participate.
Yūichi Sugita was the defending champion but chose not to defend his title.
Novak Djokovic was the defending champion, but chose not to participate this year.
John Isner was the defending champion, but withdrew before the tournament began.
João Sousa was the defending champion, but lost in the second round to David Goffin.
Alex de Minaur was the defending champion but chose not to defend his title.
Adrian Mannarino defeated Jordan Thompson in the final, 7–6(9–7), 6–3 to win the men's singles tennis title at the 2019 Rosmalen Grass Court Championships. It was Mannarino's maiden ATP Tour singles title in his seventh final. Thompson was also contesting for his maiden title.
Roger Federer was the two-time defending champion and successfully defended his title, defeating Alex de Minaur in the final, 6–2, 6–2. He did not lose a single set in the entire tournament. The victory made Federer the first player in ATP history to win 10 same tournament titles on two different surfaces. It was his 103rd and final ATP title before announcing his retirement in 2022.
Ivan Dodig and Filip Polášek were the defending champions but lost in the first round to Pablo Carreño Busta and Alex de Minaur.
Andy Murray was the defending champion, but this year he decided to participate in the Cologne event instead, where he later withdrew due to hip injury.
Daniil Medvedev was the defending champion, but chose not to defend his title.
Lorenzo Sonego was the defending champion but chose not to participate. Alex de Minaur won the title, having defeated in the final Alexander Bublik with the score 2-0 ret.
Alex de Minaur defeated Lorenzo Sonego in the final, 4–6, 6–4, 7–6(7–5), to win the men's singles tennis title at the 2021 Eastbourne International. It was De Minaur's fifth career ATP Tour singles title and his first on grass. Sonego was contesting in his second grass final to win his third career title.
Pablo Carreño Busta and Alex de Minaur were the defending champions, but Carreño Busta chose not to defend his title and de Minaur played alongside Cameron Norrie instead. They lost in the quarterfinals to Marcel Granollers and Horacio Zeballos.
Aslan Karatsev defeated Andy Murray in the final, 6–3, 6–3 to win the men's singles title at the 2022 Sydney Tennis Classic. This was Murray's first ATP final since he won the 2019 European Open.
Cameron Norrie defeated Alex Molčan in the final, 6–3, 6–7(3–7), 6–1 to win the singles tennis title at the 2022 ATP Lyon Open. Norrie became the first Briton to win a clay court title on the ATP Tour since 2016.
Taylor Fritz defeated Maxime Cressy in the final, 6–2, 6–7(4–7), 7–6(7–4) to win the men's singles tennis title at the 2022 Eastbourne International.
Alex de Minaur defeated Jenson Brooksby in the final, 6–3, 6–3 to win the singles title at the 2022 Atlanta Open. It was de Minaur's second Atlanta title, the first being in 2019.