Round: 54 Ground: Clay
| ITF - M15 - Mornington | 2019/03/28 01:50 | Luca Castelnuovo v Thomas Bosancic | 7-6,1-6,6-4 |
| ITF - M15 - Mornington | 2019/03/26 05:20 | Rimpei Kawakami v Thomas Bosancic | 4-6,6-7 |
| ITF - M15 - Mornington | 2019/03/20 23:00 | Thomas Bosancic v Harry Bourchier | 4-6,3-6 |
| ITF - M15 - Mornington | 2019/03/20 01:05 | Thomas Bosancic v Cameron Green | 6-3,4-6,6-0 |
| ITF - M15 - Mornington | 2019/03/18 23:00 | Thomas Bosancic v Stefan Skadarka | 6-4,6-3 |
| ITF - M15 - Mornington | 2019/03/17 23:00 | Daisuke Sumizawa v Thomas Bosancic | 3-6,4-6 |
| ITF - M25 - Mildura | 2019/03/03 23:00 | Thomas Bosancic v Alexander Klintcharov | 7-6,3-6,10-12 |
| ITF M25 Albury | 2019/02/27 04:30 | Lucas Vuradin v Thomas Bosancic | 7-5,6-4 |
| ITF M25 Prijedor | 2019/05/07 07:30 | Stefan Suvajac v Bogdan Bajic | 6-4,6-3 |
| ITF - Türkei F36 | 2018/11/10 08:30 | Stefan Suvajac v Sultan Narbekov | 0-6,7-5,0-6 |
| ITF - Türkei F35 | 2018/11/04 07:00 | Benjamin Winter Lopez v Stefan Suvajac | 6-1,6-1 |
| ITF - Türkei F35 | 2018/11/03 09:00 | Stefan Suvajac v Kayra Kargin | 5-7,6-1,6-1 |
| ITF - Serbien F5 | 2018/09/02 08:00 | Stefan Suvajac v Paul Spencer | 3-6,3-6 |
| ITF - Serbien F4 | 2018/08/25 07:00 | Feda Bilic v Stefan Suvajac | 6-2,6-0 |
| ITF - Serbien F3 | 2018/08/20 10:25 | Stefan Suvajac v Nemanja Subanovic | 4-6,2-6 |
| ITF - Serbien F3 | 2018/08/19 12:30 | Abdulhamid Mubarak v Stefan Suvajac | 4-6,6-3,1-6 |