Round: 62 Ground: Clay
| Challenger Launceston Qual | 2018/02/03 02:20 | Benjamin Cawston v Jacob Grills | 0-6,1-6 |
| ITF Australia F3 Qual | 2018/03/17 01:30 | Omar Fields v Stephen Kaldawi | 6-2,6-4 |
| ITF Australia F2 Qual | 2018/03/02 23:00 | Stephen Kaldawi v Joshua Tran | 4-6,4-6 |
| ITF Australia F1 | 2018/02/28 02:10 | Stephen Kaldawi v Moerani Bouzige | 7-5,6-7,1-6 |
| ITF Australia F1 Qual | 2018/02/26 01:20 | Stephen Kaldawi v Erik Holt-Crossman | 3-6,7-5,6-3 |
| ITF Australia F1 Qual | 2018/02/25 00:00 | Stephen Kaldawi v Winter Meagher | 4-6,7-5,6-3 |
| ITF Australia F1 Qual | 2018/02/24 03:00 | Stephen Kaldawi v Cihan Akay | 6-2,6-2 |
| ITF Turkey F24 Qual | 2016/06/12 11:30 | Tomas Papik v Stephen Kaldawi | 6-7,6-4,7-5 |
| ITF Turkey F23 MD | 2016/06/06 07:00 | Keisuke Numajiri v Stephen Kaldawi | 6-3,6-1 |