Stadium: Cancha 12 Round: 25 Ground: Clay
| ITF Argentina F3 | 2018/05/26 12:00 | Lautaro Agustin Falabella v Matias Riva | 6-1,6-3 |
| ITF Argentina F2 | 2018/05/19 12:00 | Matias Riva v Oscar Gabriel Ortiz | 1-6,3-6 |
| ITF Argentina F1 | 2018/05/13 14:30 | Alan Postay v Matias Riva | 6-3,6-0 |
| ITF Argentina F12 | 2017/12/03 12:00 | Leonardo Aboian v Matias Riva | 6-4,6-4 |
| ITF Argentina F11 | 2017/11/26 13:00 | Gaston Tonello v Matias Riva | 6-2,6-1 |
| ITF Argentina F9 | 2017/11/11 14:00 | Matias Riva v Juan M G Paiva | 0-6,6-2,6-7 |
| ITF Argentina F8 | 2017/11/05 14:30 | Matias Riva v Valentin Florez | 1-6,0-6 |
| ITF Bolivia F3 Qual | 2017/09/30 16:00 | Carlos Ramirez Utermann v Matias Riva | 6-4,5-7,7-5 |
| ITF Uganda F4 | 2018/05/24 07:00 | Goran Markovic v Lance-Pierre Du Toit | 6-7,6-4,6-3 |
| ITF Uganda F4 | 2018/05/23 06:00 | Goran Markovic v Boris Aguma | 6-0,6-2 |
| ITF Uganda F4 | 2018/05/21 06:00 | Goran Markovic v Jordan Parker | 6-2,6-4 |
| ITF Uganda F3 | 2018/05/17 07:00 | Goran Markovic v David Perez Sanz | 4-6,3-6 |
| ITF Uganda F3 | 2018/05/16 07:55 | Goran Markovic v Lance-Pierre Du Toit | 7-6,4-6,6-1 |
| ITF Uganda F3 | 2018/05/15 09:50 | Goran Markovic v Shunsuke Wakita | 6-4,4-6,6-4 |
| ITF Uganda F2 | 2018/05/08 07:40 | S D Prajwal Dev v Goran Markovic | 2-6,6-0,6-4 |
| ITF Uganda F1 | 2018/05/05 07:00 | Goran Markovic v George Loffhagen | 4-6,4-6 |