Round: 54 Ground: Hardcourt indoor
| ITF Greece F9 Qual | 2015/10/26 10:30 | Fran Zvonimir Zgombic v Gabriele Maria Noce | 6-3,6-4 |
| ITF Serbia F7 | 2015/07/30 13:40 | Fran Zvonimir Zgombic v Strahinja Rakic | 5-7,2-6 |
| ATP Umag Qual | 2015/07/18 10:00 | Fran Zvonimir Zgombic v Franko Skugor | 4-6,4-6 |
| ITF Austria F4 | 2015/07/14 10:25 | Fran Zvonimir Zgombic v David Pichler | 6-4,4-6,4-6 |
| ITF Austria F4 Qual | 2015/07/12 09:00 | Fran Zvonimir Zgombic v Daniele Spinnato | 6-4,6-0 |
| ITF Austria F4 Qual | 2015/07/11 14:00 | Fran Zvonimir Zgombic v Mark Burgos | 2-6,6-2,6-2 |
| ITF Austria F4 Qual | 2015/07/11 10:30 | Fran Zvonimir Zgombic v Yvo Panak | 6-0,6-2 |
| ITF Austria F2 | 2015/06/29 08:00 | Daniel Altmaier v Fran Zvonimir Zgombic | 7-6,7-5 |
| ITF Norway F1 | 2015/10/20 09:15 | Sizya Ernest Kivanda v Antoine Escoffier | 1-6,1-6 |
| ITF Norway F1 | 2015/10/18 08:00 | Sizya Ernest Kivanda v Johannes Foss Abrahamsen | 6-3,3-6,6-4 |
| ITF Norway F1 | 2015/10/17 08:00 | Sizya Ernest Kivanda v Peter August Anker | 6-3,6-3 |
| ITF Sweden F4 Qual | 2015/09/19 13:30 | Sizya Ernest Kivanda v Eric Samuelsson | 3-6,3-6 |
| ITF Italy F24 Qual | 2015/08/23 08:00 | Gianluca Di Nicola v Sizya Ernest Kivanda | 6-1,6-1 |
| ITF Italy F24 Qual | 2015/08/22 08:35 | Tommaso Rombai v Sizya Ernest Kivanda | 2-6,2-6 |
| ITF Ireland F1 | 2015/07/21 09:00 | Sizya Ernest Kivanda v Michael-Ray Pallares-Gonzalez | 6-3,7-6 |
| ITF Ireland F1 Qual | 2015/07/20 09:30 | Scott Duncan v Sizya Ernest Kivanda | 1-6,3-6 |