Stadium: Centre Court Round: 28 Ground: Hardcourt outdoor
| ITF - M15 Héraklion | 2020/03/06 08:30 | Celebic, Ljubomir v Cornut-Chauvinc, Antoine | 6-3,6-2 |
| ITF - M15 Héraklion | 2020/03/05 08:30 | Celebic, Ljubomir v van Der Meerschen, Martin | 6-4,6-3 |
| ITF - M15 Héraklion | 2020/02/27 08:30 | Celebic, Ljubomir v Khomentovskiy, Matvey | 3-6,6-3,3-6 |
| ITF - M15 Héraklion | 2020/02/19 08:30 | Zizou Bergs v Celebic, Ljubomir | 6-3,2-6,6-2 |
| ITF - M15 Héraklion | 2020/02/18 08:00 | Celebic, Ljubomir v Urbanija, Mike | 6-0,6-3 |
| ITF - M15 Héraklion | 2020/02/17 08:30 | Celebic, Ljubomir v Lodewijk Weststrate | 7-5,6-3 |
| ITF - M15 Héraklion | 2020/02/16 08:30 | Celebic, Ljubomir v Stephanos Schinas | 6-0,6-4 |
| ITF - M15 Antalya | 2019/10/25 07:00 | Peter Heller v Celebic, Ljubomir | 7-5,6-2 |
| ITF - M15 Héraklion | 2020/03/06 10:10 | Lucas Catarina v Boyer, Dusty H | 6-3,6-3 |
| ITF - M15 Héraklion | 2020/03/05 10:35 | Lucas Catarina v Igor Saveljic | 6-0,6-3 |
| ITF - M15 Héraklion | 2020/03/04 11:05 | Lucas Catarina v Griffith, William | 6-2,6-0 |
| ITF - M15 Héraklion | 2020/02/27 08:30 | Kirkov, Vasil v Lucas Catarina | 7-6,6-2 |
| ITF - M15 Héraklion | 2020/02/26 08:20 | Lebedev, Alexander v Lucas Catarina | 0-6,6-4,6-7 |
| Drummondville, Canada | 2020/02/18 16:50 | Harris, Andrew v Lucas Catarina | 3-6,6-4,6-1 |
| Drummondville, Canada | 2020/02/17 17:10 | Gervais, Washi v Lucas Catarina | 1-6,2-6 |
| ITF - M15 Monastir | 2020/02/09 08:50 | Lucas Catarina v Cacao, Tiago | 6-0,4-6,7-5 |