Round: 27 Ground: Clay
| ITF Serbia F4 | 2016/08/12 10:10 | Michael Linzer v Ljubomir Celebic | 6-2,6-4 |
| ITF Croatia F4 | 2017/03/30 10:55 | Michael Linzer v Juan Pablo Ficovich | 1-6,6-4,6-1 |
| ITF Croatia F4 | 2017/03/29 10:40 | Michael Linzer v Domagoj Biljesko | 6-2,6-1 |
| ITF USA F9 | 2017/03/02 16:50 | Michael Linzer v Fred Simonsson | 2-6,4-6 |
| ITF USA F9 | 2017/03/01 16:20 | Michael Linzer v Sam Riffice | 6-2,6-1 |
| ITF USA F8 | 2017/02/24 19:00 | Michael Linzer v Corentin Denolly | 2-6,7-6,2-6 |
| ITF USA F8 | 2017/02/23 22:45 | Michael Linzer v Liam Caruana | 6-4,6-4 |
| ITF USA F8 | 2017/02/23 16:50 | Michael Linzer v Alex Blumenberg | 6-1,6-2 |
| ITF USA F7 | 2017/02/19 17:00 | Michael Linzer v Facundo Arguello | 6-3,6-0 |
| ITF Croatia F4 | 2017/03/30 13:35 | Davide Galoppini v Ljubomir Celebic | 6-2,4-6,3-6 |
| ITF Croatia F4 | 2017/03/29 09:00 | Andres Gabriel Ciurletti v Ljubomir Celebic | 2-6,2-6 |
| ITF Croatia F3 | 2017/03/25 10:00 | Yannick Vandenbulcke v Ljubomir Celebic | 7-5,6-4 |
| ITF Croatia F3 | 2017/03/24 10:00 | Ljubomir Celebic v Vasile Antonescu | 6-0,7-6 |
| ITF Croatia F3 | 2017/03/23 10:05 | Ljubomir Celebic v Paul Woerner | 6-3,6-2 |
| ITF Croatia F3 | 2017/03/21 09:00 | Ljubomir Celebic v Duje Ajdukovic | 6-0,6-3 |
| ITF Croatia F2 | 2017/03/15 12:40 | Ljubomir Celebic v Jurij Rodionov | 2-6,3-6 |
| ITF Tunisia F6 | 2017/02/15 08:30 | Ljubomir Celebic v Karen Khachatryan | 6-0,6-0 |