Stadium: Court 20 Round: 26 Ground: Clay
| ITF USA F32 | 2018/11/15 20:10 | Sam Riffice v Sacha Modica | 6-1,6-4 |
| ITF USA F32 | 2018/11/15 15:00 | Sam Riffice v Malik Bhatnagar | 6-1,6-3 |
| ITF USA F32 | 2018/11/10 16:00 | Sam Riffice v Stratton Gilmore | 6-0,6-0 |
| ITF USA F29 | 2018/11/01 22:30 | Filip Cristian Jianu v Sam Riffice | 7-5,4-6,6-3 |
| ITF USA F29 | 2018/10/31 16:30 | Edson David Ortiz Tovar v Sam Riffice | 6-2,4-6,2-6 |
| ITF USA F28 | 2018/10/16 18:10 | Jack Findel-Hawkins v Sam Riffice | 6-4,6-2 |
| Challenger Lexington | 2018/07/30 17:25 | Alexander Ward v Sam Riffice | 6-3,6-1 |
| Challenger Binghamton Qual | 2018/07/22 17:20 | Antoine Escoffier v Sam Riffice | 6-2,6-2 |
| ITF USA F32 | 2018/11/15 18:00 | Ewan Moore v Sergey Belov | 2-6,1-6 |
| ITF USA F32 | 2018/11/15 15:00 | Nick Hardt v Sergey Belov | 6-4,6-2 |
| ITF USA F32 | 2018/11/11 16:00 | Sergey Belov v Perry Gregg | 6-4,6-4 |
| ITF USA F32 | 2018/11/09 17:00 | Sergey Belov v Brian Boggs | 6-0,6-1 |
| ITF USA F29 | 2018/10/29 16:00 | Oscar Mesquida Berg v Sergey Belov | 4-6,6-3,7-6 |
| ITF USA F29 | 2018/10/28 16:00 | Sergey Belov v Alexey Nesterov | 6-4,6-4 |
| ITF USA F23 Qual | 2018/08/12 14:00 | Sergey Belov v Harshana Godamanna | 2-6,6-3,3-6 |
| ITF USA F15 Qual | 2018/06/17 14:00 | Trent Bryde v Sergey Belov | 7-6,6-4 |