Round: 28 Ground: Hardcourt outdoor
| ITF Greece F4 MD | 2017/03/29 13:30 | Callahan H / Hu N S v Kapiris S / Tsitsipas P | 6-1,6-2 |
| ITF Greece F3 MD | 2017/03/23 14:00 | Gabb R / Johnson L v Callahan H / Hu N S | 6-4,6-4 |
| ITF Greece F2 MD | 2017/03/18 14:25 | Ismailov T / Kalovelonis M v Callahan H / Hu N S | 6-4,1-6,11-13 |
| ITF Greece F2 MD | 2017/03/17 13:30 | Griekspoor S / Griekspoor T v Callahan H / Hu N S | 1-6,2-6 |
| ITF Greece F2 MD | 2017/03/16 11:30 | Callahan H / Hu N S v Reed A / Seeberger M | 7-6,6-2 |
| ITF Greece F2 MD | 2017/03/15 14:30 | Conkic P / Krstev O v Callahan H / Hu N S | 3-6,2-6 |
| ITF Dominican Republic F3 MD | 2016/12/14 19:30 | Halebian A / King E v Callahan H / Hu N S | 6-1,6-3 |
| ITF Dominican Republic F3 MD | 2016/12/12 17:30 | Munoz Veras P / Rodriguez M v Callahan H / Hu N S | 3-6,1-6 |
| ITF Greece F4 MD | 2017/03/31 12:45 | Vavassori A / Virgili A v Beran M / Bonzi B | 6-4,6-2 |
| ITF Greece F4 MD | 2017/03/28 12:50 | Grozev S / Neykov T v Vavassori A / Virgili A | 4-6,1-6 |