stadio: Hard 6 Round: 54 Ground: Hardcourt outdoor
| ITF USA F27 | 2018/10/06 18:00 | Tim Ruehl v Toby D. Boyer | 6-7,6-4,6-2 |
| ITF USA F19B - Qual. | 2018/07/15 15:00 | Felix Corwin v Toby D. Boyer | 6-2,6-4 |
| ITF USA F19B - Qual. | 2018/07/14 18:30 | Joshua Ortlip v Toby D. Boyer | 6-1,5-7,4-6 |
| ITF USA F19 | 2018/07/04 13:30 | Dusty H. Boyer v Toby D. Boyer | 7-6,6-3 |
| ITF USA F19 - Qual. | 2018/07/02 14:00 | Alexander Pozo v Toby D. Boyer | 4-6,1-6 |
| ITF USA F19 - Qual. | 2018/07/01 17:00 | Abhishek Bastola v Toby D. Boyer | 2-6,2-6 |
| ITF USA F19 - Qual. | 2018/06/30 16:00 | Austin Williams v Toby D. Boyer | 1-6,2-6 |
| ITF USA F17 - Qual. | 2018/06/25 17:00 | Dusty H. Boyer v Toby D. Boyer | 6-1,6-3 |
| ITF M15 Sharm El Sheikh | 2019/02/06 08:00 | Karim-Mohamed Maamoun v Stefan Cizelj-Zivkovic | 6-0,6-1 |
| ITF M15 Sharm El Sheikh | 2019/01/28 08:00 | Toby Martin v Stefan Cizelj-Zivkovic | 6-1,6-1 |
| ITF Turchia F35 | 2018/11/03 09:00 | Stefan Cizelj-Zivkovic v Bulut Ozcelik | 2-6,1-6 |
| ITF Turchia F34 | 2018/10/28 07:00 | Andrey Uvarov v Stefan Cizelj-Zivkovic | 6-0,6-0 |
| ITF Turchia F34 | 2018/10/27 07:00 | Stefan Cizelj-Zivkovic v Enes Donmezer | 6-2,7-5 |
| ITF Turchia F31 | 2018/10/06 07:00 | Stefan Cizelj-Zivkovic v Mohammad A A K Akbar | 4-6,5-7 |
| ITF Turchia F30 | 2018/09/30 10:30 | Jonas Schaer v Stefan Cizelj-Zivkovic | 6-2,6-3 |
| ITF Turchia F30 | 2018/09/29 07:00 | Jonathan Van Nieuwenhove v Stefan Cizelj-Zivkovic | 7-5,4-6,4-6 |