Stadium: Clay Court 6 Round: 62 Ground: Hardcourt outdoor
| ITF Turkey F32 | 2018/10/14 10:00 | Edris Fetisleam v Martin Atanasov | 6-1,6-2 |
| ITF Turkey F32 | 2018/10/13 07:00 | Peter Roessel v Martin Atanasov | 2-6,1-6 |
| ITF Austria F1 | 2018/06/30 07:00 | Mischa Lanz v Martin Atanasov | 6-2,6-1 |
| ITF Bulgaria F1 | 2018/05/12 09:00 | Martin Atanasov v Yuri Khachatryan | 1-6,3-6 |
| ITF Turkey F17 | 2018/04/29 07:30 | Sorin Andrei Iordache v Martin Atanasov | 6-1,6-3 |
| ITF Turkey F46 Qual | 2017/12/03 07:15 | Martin Atanasov v Dominik Nazaruk | 2-6,2-6 |
| ITF Turkey F45 Qual | 2017/11/25 06:30 | Alexander Zhurbin v Martin Atanasov | 6-4,6-2 |
| ITF Turkey F44 | 2017/11/18 06:45 | Matteo Herrmann-Zunic v Martin Atanasov | 6-2,6-2 |
| ITF Tunisia F31 | 2018/09/09 09:00 | Horst Rieder v Sebastian Brzezinski | 5-7,1-6 |
| ITF Tunisia F30 | 2018/09/06 11:15 | Horst Rieder v Juan Manuel Benitez Chavarriaga | 1-6,1-6 |
| ITF Tunisia F30 | 2018/09/04 09:00 | Ignasi De Rueda De Genover v Horst Rieder | 6-7,6-3,2-6 |
| ITF Tunisia F29 | 2018/08/29 09:30 | Horst Rieder v Fabrizio Ornago | 4-6,6-7 |
| ITF Italy F23 | 2018/08/14 07:30 | Darko Jandric v Horst Rieder | 6-4,1-6,6-3 |
| ITF Italy F22 Qual | 2018/08/06 11:40 | Corrado Summaria v Horst Rieder | 6-4,6-4 |
| ITF Italy F22 | 2018/08/05 13:25 | Manuel Mazza v Horst Rieder | 6-7,4-6 |
| ITF Italy F21 | 2018/07/31 18:00 | Tobias Simon v Horst Rieder | 6-2,6-4 |