Round: 25 Ground: Hardcourt outdoor
| Challenger Bordeaux Qual | 2016/05/07 08:00 | Mark Oljaca v Maxime Hamou | 2-6,2-6 |
| ITF Canada F9 Qual | 2015/09/13 14:00 | Nick Chappell v Mark Oljaca | 6-2,6-0 |
| ITF Ireland F1 | 2015/07/21 13:45 | Alexander Jhun v Mark Oljaca | 6-2,6-4 |
| ITF Ireland F1 Qual | 2015/07/20 11:05 | Andrew Ponder v Mark Oljaca | 4-6,2-6 |
| ITF Guam F1 | 2015/05/26 02:55 | Kelsey Stevenson v Mark Oljaca | 6-4,6-1 |
| ITF Guam F1 | 2015/05/24 01:00 | Jack Pulliam v Mark Oljaca | 3-6,2-6 |
| ITF Greece F2 Qual | 2015/03/29 08:30 | Mark Oljaca v Antoine Bellier | 3-6,7-6,2-6 |
| ITF Greece F1 | 2015/03/21 08:00 | Alessandro Bega v Mark Oljaca | 6-3,6-0 |
| ITF Japan F5 | 2016/04/08 06:25 | Takuto Niki v Sho Katayama | 7-6,2-6,3-6 |
| ITF Japan F5 | 2016/04/06 03:40 | Takuto Niki v Ko Suzuki | 6-4,3-6,6-2 |
| ITF Japan F4 | 2016/03/30 01:00 | Takuto Niki v Ryota Tanuma | 4-6,5-7 |
| ITF Japan F3 | 2016/03/21 03:45 | Xin Gao v Takuto Niki | 2-6,6-2,6-2 |
| ITF Japan F2 | 2016/03/15 02:25 | Takuto Niki v Yunseong Chung | 3-6,6-3,3-6 |
| ITF Japan F1 | 2016/03/12 01:00 | Takuto Niki v Gengo Kikuchi | 6-7,6-4,3-6 |
| ITF Japan F1 | 2016/03/10 08:25 | Takuto Niki v Yecong He | 6-2,6-1 |
| ITF Japan F1 | 2016/03/10 02:35 | Takuto Niki v Keisuke Watanuki | 7-5,6-2 |