Stadium: Court 6 Round: 28 Ground: Clay
| ITF M15 Kamen | 2019/06/28 13:55 | Ronald Slobodchikov v Alexandar Lazarov | 4-6,6-7 |
| ITF M15 Kamen | 2019/06/27 09:00 | Dominik Boehler v Alexandar Lazarov | 1-6,3-6 |
| ITF M15 Kamen | 2019/06/25 09:00 | Shalva Dzhanashia v Alexandar Lazarov | 3-6,7-5,2-6 |
| Challenger Shymkent 2 | 2019/06/12 04:30 | Alexandar Lazarov v Alejandro Tabilo | 2-6,3-6 |
| Challenger Shymkent 2 | 2019/06/10 04:00 | Alejandro Tabilo v Alexandar Lazarov | 6-0,6-2 |
| Challenger Almaty | 2019/06/03 11:00 | Alexandar Lazarov v Alexander Zhurbin | 5-7,5-7 |
| ITF M15 Bucharest | 2019/05/24 09:00 | Alexandar Lazarov v Albert Alcaraz Ivorra | 4-6,0-6 |
| ITF M15 Bucharest | 2019/05/23 11:05 | Alexandar Lazarov v Mats Rosenkranz | 6-1,6-2 |
| ITF M15 Kamen | 2019/06/28 16:10 | Riccardo Maiga v Peter Heller | 1-6,0-6 |
| ITF M15 Kamen | 2019/06/27 14:00 | Paul Woerner v Peter Heller | 2-6,1-6 |
| ITF M15 Kamen | 2019/06/26 16:05 | Valentin Guenther v Peter Heller | 6-4,6-7,1-6 |
| Challenger Bratislava | 2019/06/17 09:30 | Peter Heller v Jeroen Vanneste | 4-6,4-6 |
| Challenger Lyon | 2019/06/10 14:45 | Peter Heller v Manuel Guinard | 6-7,6-1,3-6 |
| ITF M25 Jablonec Nad Nisou | 2019/05/23 15:00 | Peter Heller v Peter Torebko | 6-3,6-7,1-6 |
| Challenger Heilbronn | 2019/05/15 09:30 | Matthias Bachinger v Peter Heller | 6-3,6-3 |
| Challenger Heilbronn | 2019/05/14 09:30 | Peter Heller v Kevin Krawietz | 6-3,6-2 |