Stadium: Court 1 Round: 25
| ATP Istanbul | 2018/04/30 14:00 | Cem Ilkel v Lorenzi, Paolo | 2-6,3-6 |
| Anning, China | 2018/04/23 04:20 | Vasek Pospisil v Cem Ilkel | 6-4,6-1 |
| Nanchang, China | 2018/04/18 03:00 | Cem Ilkel v Gunneswaran, Prajnesh | 4-6,4-6 |
| Coupe Davis | 2018/04/08 11:10 | Bedene, Aljaz v Cem Ilkel | 7-6,6-2 |
| Coupe Davis | 2018/04/07 10:00 | Urbanija, Mike v Cem Ilkel | 2-6,1-6 |
| Turkey F12, Singles Qualifying | 2018/04/01 07:30 | Cem Ilkel v Miladinovic, Marko | 2-6,6-2,6-2 |
| Turkey F12, Singles Qualifying | 2018/03/31 07:30 | Cem Ilkel v Marsel Ilhan | 6-4,7-6 |
| Turkey F12, Singles Qualifying | 2018/03/30 08:30 | Cem Ilkel v Genaro Alberto Olivieri | 6-4,6-2 |
| Challenger - Glasgow | 2018/04/30 10:00 | Hiltzik, Jared v Brands, Daniel | 3-6,4-6 |
| Challenger - Tallahassee | 2018/04/24 15:00 | Hiltzik, Jared v Michael Mmoh | 2-6,6-7 |
| Sarasota, USA, Qualifying | 2018/04/14 17:00 | Torebko, Peter v Hiltzik, Jared | 4-6,6-0,6-2 |
| ITF USA F10 | 2018/04/11 19:05 | Craig, Henry v Hiltzik, Jared | 6-1,7-6 |
| ITF USA F9 | 2018/04/03 14:00 | Jose Pereira v Hiltzik, Jared | 6-7,7-6,6-4 |
| Drummondville, Canada | 2018/03/16 19:00 | Denis Kudla v Hiltzik, Jared | 6-2,6-1 |
| Drummondville, Canada | 2018/03/15 14:00 | Hiltzik, Jared v Laaksonen, Henri | 6-4,6-4 |
| Drummondville, Canada | 2018/03/13 19:45 | Nicola Kuhn v Hiltzik, Jared | 4-6,3-6 |