Stadium: Court 1 Round: 25 Ground: Clay
| ITF Croatia F3 | 2018/03/22 09:00 | Mike Urbanija v Ljubomir Celebic | 6-0,3-6,2-6 |
| ITF Italy F32 | 2016/05/18 11:30 | Ljubomir Celebic v Mike Urbanija | 6-3,6-2 |
| ITF M15 Tabarka | 2019/04/24 12:00 | Orlando Luz v Mike Urbanija | 7-6,6-3 |
| ITF M15 Tabarka | 2019/04/18 10:30 | Mike Urbanija v Simon Carr | 3-6,3-6 |
| ITF M15 Tabarka | 2019/04/16 08:30 | Linus Frost v Mike Urbanija | 1-6,0-6 |
| ITF M15 Opatija | 2019/03/29 09:30 | Nerman Fatic v Mike Urbanija | 6-3,7-5 |
| ITF M15 Opatija | 2019/03/28 09:00 | Mike Urbanija v Matej Sabanov | 6-2,6-3 |
| ITF M15 Opatija | 2019/03/27 08:30 | Patrik Stepanic v Mike Urbanija | 4-6,7-5,2-6 |
| ITF M15 Rovinj | 2019/03/20 13:30 | Mike Urbanija v Ergi Kirkin | 6-3,5-7,2-6 |
| ITF M15 Rovinj | 2019/03/19 11:00 | Mike Urbanija v Moritz Thiem | 6-2,6-1 |
| ITF M15 Opatija | 2019/03/28 10:40 | Nerman Fatic v Ljubomir Celebic | 6-2,6-1 |
| ITF M15 Opatija | 2019/03/27 11:30 | Ljubomir Celebic v Robin Stanek | 6-2,6-1 |
| ITF M15 Opatija | 2019/03/26 09:05 | Ljubomir Celebic v Tim Heger | 6-3,6-4 |
| ITF M15 Opatija | 2019/03/25 10:05 | Ljubomir Celebic v Pavle Daljev | 6-3,6-4 |
| ITF M15 Rovinj | 2019/03/19 10:30 | Gabor Borsos v Ljubomir Celebic | 1-6,6-4,10-5 |
| ITF M15 Rovinj | 2019/03/18 09:00 | Luka Mrsic v Ljubomir Celebic | 4-6,1-6 |
| ITF M15 Porec | 2019/03/14 11:35 | Ljubomir Celebic v Andrea Basso | 6-3,3-6,3-6 |
| ITF M15 Porec | 2019/03/13 09:00 | Mate Valkusz v Ljubomir Celebic | 5-7,1-6 |