Stadium: Court 2 Round: 26 Ground: Hardcourt outdoor
| ITF M15 Sozopol | 2019/05/08 09:35 | Daniil Glinka v Michael Gloeckler | 6-4,4-6,4-6 |
| ITF M15 Sozopol | 2019/05/07 09:00 | Michael Gloeckler v Igor Banicevic | 6-2,7-6 |
| ITF M15 Sozopol | 2019/05/06 07:00 | Michael Gloeckler v Ioan Luca Vidan | 6-4,6-0 |
| ITF M15 Antalya | 2019/04/24 08:30 | Michael Gloeckler v Jan Mertl | 5-7,3-6 |
| ITF M15 Antalya | 2019/04/23 07:00 | George Botezan v Michael Gloeckler | 6-7,6-4,9-11 |
| ITF M15 Antalya | 2019/04/16 09:00 | Michael Gloeckler v Niklas Guttau | 5-7,1-6 |
| ITF M15 Antalya | 2019/04/15 07:00 | Vlad Andrei Dancu v Michael Gloeckler | 6-7,0-6 |
| ITF M15 Antalya | 2019/04/09 09:30 | Maxim Ratniuk v Michael Gloeckler | 6-2,7-5 |
| ITF M15 Sozopol | 2019/05/07 10:00 | Sarp Agabigun v Alexandar Lazarov | 2-6,4-6 |
| ITF M25 Santa Margherita | 2019/04/16 14:30 | Gabriele Bosio v Alexandar Lazarov | 6-1,7-6 |
| ITF M25 Santa Margherita | 2019/04/14 09:30 | Stephanos Schinas v Alexandar Lazarov | 6-7,7-6,4-6 |
| ITF M25 Santa Margherita | 2019/04/04 15:20 | Alexander Weis v Alexandar Lazarov | 6-4,6-4 |
| ITF M25 Santa Margherita | 2019/04/03 13:25 | Manfred Fellin v Alexandar Lazarov | 4-6,6-3,4-6 |
| ITF M25 Kazan | 2019/03/13 10:45 | Alexandar Lazarov v Julian Lenz | 1-6,1-6 |
| ATP Sofia | 2019/02/06 11:40 | Alexandar Lazarov v Fernando Verdasco | 2-6,1-6 |
| ATP Sofia | 2019/02/04 12:50 | Alexandar Lazarov v Luca Vanni | 7-6,3-6,7-5 |