Stadium: Court 10 Round: 62 Ground: Clay
| Turkey F14, Singles Qualifying | 2018/04/07 11:00 | Guttau, Niklas v Hellfritsch, Lucas | 4-6,3-6 |
| ITF Turkey F13 | 2018/03/31 11:00 | Felipe Meligeni Rodrigues Alves v Guttau, Niklas | 6-3,6-1 |
| ITF Tunisia F32 | 2017/10/23 08:30 | Vibert, Francois Arthur v Guttau, Niklas | 6-1,6-2 |
| ITF Tunisia F32 | 2017/10/22 08:30 | Mcbride, Matt v Guttau, Niklas | 3-6,3-6 |
| ITF Tunisia F31 | 2017/10/16 10:30 | Vlad Andrei Dancu v Guttau, Niklas | 6-4,6-2 |
| ITF Tunisia F31 | 2017/10/15 08:30 | Vito Dell'Elba v Guttau, Niklas | 2-6,0-6 |
| ITF Netherlands F7 | 2017/08/29 14:50 | Gerritsen, Stephan v Guttau, Niklas | 7-5,6-3 |
| ITF Netherlands F7 | 2017/08/27 10:00 | Guttau, Niklas v Greven, Marvin | 6-2,1-6,6-1 |
| ITF France F4 Qual | 2018/03/03 09:00 | Bayard, Damien v Louroi Martinez | 3-6,6-0,6-3 |
| ITF Italy F1 Qual | 2018/02/24 12:25 | Louroi Martinez v Zgombic, Fran Zvonimir | 4-6,3-6 |
| ITF Switzerland F2 Qual | 2018/02/10 14:00 | Filip Duda v Louroi Martinez | 2-6,6-2,6-1 |
| ITF Switzerland F1 Qual | 2018/02/05 12:20 | Dominik Kellovsky v Louroi Martinez | 4-6,6-1,6-4 |
| ITF Switzerland F1 Qual | 2018/02/04 11:30 | Laurin Aerne v Louroi Martinez | 6-3,4-6,3-6 |
| ITF Great Britain F1 | 2018/01/28 14:00 | Recci, Mason v Louroi Martinez | 6-2,6-3 |
| ITF France F3 Qual | 2018/01/20 12:35 | Yann Marti v Louroi Martinez | 6-0,6-3 |
| ITF Israel F17 | 2017/12/04 07:30 | Ugo Blanchet v Louroi Martinez | 7-5,6-0 |