| Champ: |  Kyle Edmund |
| Runner: |  Gaël Monfils |
| Score: | 3–6, 7–6(7–2), 7–6(7–4) |
| Edition: | 3rd |
| Draw: | 28 (4 / 3) |
| Seeds: | 8 |
| Type: | singles doubles |
| Main Name: | European Open (tennis) |
| Before Name: | European Open |
| After Name: | European Open |
See main article: article and 2018 European Open.
Jo-Wilfried Tsonga was the defending champion, but lost in the second round to Gaël Monfils.
Kyle Edmund won his first ATP World Tour title, defeating Monfils in the final, 3–6, 7–6(7–2), 7–6(7–4).
The top four seeds receive a bye into the second round.