Stadium: Hard Court 1 Round: 27 Ground: Hardcourt outdoor
| ITF - M15 Héraklion | 2019/05/30 10:00 | Kobelt, Peter v Boris Pokotilov | 3-6,6-4,6-4 |
| ITF - M15 Héraklion | 2019/05/29 11:45 | Kobelt, Peter v Gian Marco Ortenzi | 6-3,6-2 |
| Abuja, Singles Qualifying M-ITF-NGR-02A | 2019/04/24 13:55 | Dan Added v Kobelt, Peter | 7-6,6-3 |
| Abuja, Singles Qualifying M-ITF-NGR-02A | 2019/04/20 10:30 | Kalenichenko, Danylo v Kobelt, Peter | 7-6,6-2 |
| Abuja, Singles Qualifying M-ITF-NGR-02A | 2019/04/19 09:00 | Soares Klier, Gilbert v Kobelt, Peter | 5-7,4-6 |
| Abuja, Singles Qualifying M-ITF-NGR-02A | 2019/04/18 09:00 | Kobelt, Peter v Benjamin Lock | 7-6,6-3 |
| Abuja, Singles Qualifying M-ITF-NGR-02A | 2019/04/17 09:00 | Kobelt, Peter v Boris Butulija | 7-6,6-2 |
| Abuja, Singles Qualifying M-ITF-NGR-02A | 2019/04/15 09:00 | Kobelt, Peter v Schultz, Markus | 6-4,6-3 |
| ITF - M15 Héraklion | 2019/05/30 09:50 | Paris, Joshua v Kalovelonis, Markos | 4-6,6-3,3-6 |
| ITF - M15 Héraklion | 2019/05/29 11:20 | Kalovelonis, Markos v Lo, Chien Hsun | 6-3,7-6 |
| ITF - M15 Héraklion | 2019/05/25 07:00 | Kalovelonis, Markos v Hoyt, Evan | 5-7,7-6,4-6 |
| ITF - M15 Héraklion | 2019/05/24 07:00 | Artunedo Martinav. v Kalovelonis, Markos | 6-7,4-6 |
| ITF - M15 Héraklion | 2019/05/23 07:00 | Kalovelonis, Markos v Aidan Mchugh | 6-3,6-4 |
| ITF - M15 Héraklion | 2019/05/22 10:00 | Stergiou, Ioannis v Kalovelonis, Markos | 4-6,2-6 |
| ITF - M15 Tbilisi | 2019/05/03 06:00 | Kalovelonis, Markos v Mark Whitehouse | 6-3,4-6,3-6 |
| ITF - M15 Tbilisi | 2019/05/02 06:00 | Kalovelonis, Markos v Yulik, Viacheslav | 3-6,7-6,6-2 |