Stadium: Center Court Round: 25 Ground: Clay
| ATP Munich | 2018/04/30 15:20 | Florian Mayer v Martin Klizan | 6-3,4-6,3-6 |
| ATP Monte Carlo | 2018/04/16 13:35 | Florian Mayer v Gilles Muller | 5-7,4-6 |
| ATP Monte Carlo Qual | 2018/04/15 12:05 | Florian Mayer v Ilya Ivashka | 5-7,0-6 |
| ATP Monte Carlo Qual | 2018/04/14 14:30 | Florian Mayer v Tommy Robredo | 6-2,7-5 |
| ATP Dubai | 2018/02/26 12:00 | Roberto Bautista-Agut v Florian Mayer | 6-3,6-4 |
| ATP Buenos Aires | 2018/02/12 17:00 | Federico Delbonis v Florian Mayer | 7-6,6-4 |
| ATP Sofia | 2018/02/06 10:00 | Florian Mayer v Mirza Basic | 4-6,1-6 |
| ATP Sofia Qual | 2018/02/05 10:00 | Florian Mayer v Ernests Gulbis | 4-6,1-6 |
| Challenger Ostrava | 2018/05/01 14:00 | Arthur De Greef v Sergiy Stakhovsky | 6-4,3-6,6-3 |
| Challenger Francavilla | 2018/04/23 10:15 | Casper Ruud v Arthur De Greef | 7-5,2-6,6-1 |
| Challenger Barletta Qual | 2018/04/08 11:05 | Arthur De Greef v Maxime Chazal | 3-6,7-6,5-7 |
| Challenger Barletta Qual | 2018/04/07 12:35 | Arthur De Greef v Andrea Vavassori | 6-1,6-2 |
| Challenger Alicante Qual | 2018/04/01 08:30 | Arthur De Greef v Federico Gaio | 6-7,1-6 |
| Challenger Marbella Qual | 2018/03/26 09:00 | Kimmer Coppejans v Arthur De Greef | 4-6,6-1,6-4 |
| Challenger Marbella Qual | 2018/03/25 11:30 | Eduard Esteve Lobato v Arthur De Greef | 4-6,3-6 |
| Challenger Marbella Qual | 2018/03/24 15:00 | Alberto Romero De Avila Senise v Arthur De Greef | 2-6,4-6 |