Round: 44 Ground: Hardcourt outdoor
| ITF Canada F1 Qual | 2016/02/27 15:00 | Donarski, Sid v Dan Martin | 6-4,3-6,3-6 |
| ITF M15 Cancun | 2019/06/12 16:15 | Estevez Maximiliano v Dan Martin | 6-1,6-4 |
| ITF M15 Cancun | 2019/06/10 18:00 | Rowland Phillips v Dan Martin | 6-4,4-6,4-10 |
| ITF M15 Cancun | 2019/06/10 13:30 | Ricardo F R Estrada v Dan Martin | 6-7,1-6 |
| ITF Dominican Republic F2 | 2018/12/01 13:00 | Dan Martin v Alejandro H Franco | 4-6,1-6 |
| ITF Dominican Republic F1 | 2018/11/26 13:00 | Newman, Baker v Dan Martin | 6-4,6-0 |
| ITF Dominican Republic F1 | 2018/11/25 15:00 | Eguez, Sebastian v Dan Martin | 3-6,6-7 |
| Challenger Granby Qual | 2018/07/21 18:20 | Dan Martin v Johnson, Luke | 3-6,6-7 |
| ITF USA F16 | 2018/06/20 17:30 | Ross, Gianni v Dan Martin | 4-6,6-1,7-6 |
| ITF M15 Cancun | 2019/12/01 20:30 | Troche, Emiliano v Donarski, Sid | 5-7,2-6 |
| Rochester, Singles M-ITF-USA-19A | 2019/06/25 19:15 | Mercier, Tyler v Donarski, Sid | 6-3,6-2 |
| Rochester, Singles M-ITF-USA-19A | 2019/06/24 17:00 | Donarski, Sid v Hale, Darryl | 6-0,6-1 |
| ITF M15 Cancun | 2019/04/08 17:30 | Facundo Mena v Donarski, Sid | 6-3,6-1 |
| ITF M15 Cancun | 2019/04/08 13:30 | Donarski, Sid v A.J Catanzariti | 6-2,6-2 |
| ITF Italy F34 | 2018/10/27 12:30 | Senthilkumar, Muthu Aadhitiya v Donarski, Sid | 6-2,6-0 |
| ITF Italy F33 | 2018/10/20 11:00 | Donarski, Sid v Winkler, Georg | 1-6,3-6 |
| Italie F32, Simples | 2018/10/13 12:00 | Donarski, Sid v Krivokuca, Neven | 2-6,0-6 |