Stadium: Hard Court 5 Round: 25 Ground: Hardcourt outdoor
| ITF Turkey F1 | 2018/01/15 08:00 | Sieber, Marc v Quinzi, Gianluigi | 6-3,3-6,3-6 |
| ITF Turkey F1 | 2018/01/14 13:00 | Ryan James Storrie v Sieber, Marc | 3-6,3-6 |
| ITF Turkey F1 | 2018/01/13 12:00 | Sieber, Marc v Gray, Jonathan | 6-2,6-4 |
| ITF Turkey F1 | 2018/01/12 12:55 | Sieber, Marc v Eon, Julien | 6-1,6-0 |
| ITF Turkey F1 | 2018/01/09 09:15 | Sieber, Marc v Alekseenko, Vadim | 6-2,6-0 |
| ITF Turkey F1 | 2018/01/08 07:30 | Sieber, Marc v Bojanovic, Darko | 6-1,6-0 |
| ITF Turkey F1 | 2018/01/07 07:30 | Sieber, Marc v Ono, Masayoshi | 6-2,6-2 |
| Challenger Bratislava Qual | 2017/11/05 09:00 | Kalenichenko, Danylo v Sieber, Marc | 7-6,6-3 |
| ITF Great Britain F5 | 2017/09/21 09:00 | Glasspool, Lloyd v Gabb, Richard | 6-3,6-3 |
| ITF Great Britain F5 | 2017/09/20 08:30 | Glasspool, Lloyd v Gray, Jonathan | 2-6,6-4,6-2 |
| ITF Great Britain F5 | 2017/09/19 11:40 | Glasspool, Lloyd v Bothwell, Peter | 6-1,6-1 |
| ITF Great Britain F4 | 2017/09/17 10:00 | Golding, Oliver v Glasspool, Lloyd | 7-5,4-6,4-6 |
| ITF Great Britain F4 | 2017/09/16 10:00 | Glasspool, Lloyd v Finn Bass | 7-6,6-2 |
| ITF Great Britain F4 | 2017/09/15 12:35 | Enrico Dalla Valle v Glasspool, Lloyd | 5-7,6-7 |
| ITF Great Britain F4 | 2017/09/14 11:50 | Beale, Jeremy v Glasspool, Lloyd | 5-7,1-6 |
| ITF Great Britain F4 | 2017/09/13 15:30 | Ryan James Storrie v Glasspool, Lloyd | 2-6,4-6 |