Round: 62 Ground: Carpet indoor
| US Open Qual | 2017/08/23 17:50 | Igor Sijsling v Michael Mmoh | 3-6,2-6 |
| ITF Austria F6 | 2017/08/07 14:35 | Lukas Ollert v Igor Sijsling | 6-7,7-6,6-1 |
| ITF Italy F24 | 2017/08/01 18:00 | Igor Sijsling v Matthias Bachinger | 6-7,1-6 |
| ITF Italy F23 | 2017/07/28 19:15 | Igor Sijsling v Sumit Nagal | 3-6,0-6 |
| ITF Italy F23 | 2017/07/27 16:30 | Matteo Trevisan v Igor Sijsling | 2-6,6-3,4-6 |
| ITF Italy F23 | 2017/07/25 13:10 | Gianluca Acquaroli v Igor Sijsling | 1-6,3-6 |
| ITF Netherlands F4 | 2017/07/11 13:20 | Bart Stevens v Igor Sijsling | 7-6,4-6,6-4 |
| ITF Netherlands F3 | 2017/07/06 11:20 | Jelle Sels v Igor Sijsling | 6-2,0-6,7-5 |
| ITF France F20 Qual | 2017/09/16 07:30 | Alex Lawson v Adan Freire Da Silva | 6-1,6-2 |
| ITF France F18 Qual | 2017/09/03 12:20 | Fran Zvonimir Zgombic v Alex Lawson | 4-6,6-3,6-3 |
| ITF France F18 Qual | 2017/09/02 14:25 | Alex Lawson v Benjamin Tullou | 6-4,6-3 |
| ITF USA F27 Qual | 2017/08/05 16:00 | Or Ram-Harel v Alex Lawson | 6-3,7-6 |
| Challenger Winnetka Qual | 2017/07/08 16:20 | Michael Redlicki v Alex Lawson | 6-1,2-6,6-2 |
| Challenger Todi Qual | 2017/06/17 13:40 | Alex Lawson v Roman Safiullin | 1-6,4-6 |
| Challenger Tallahassee Qual | 2017/04/22 13:00 | Alex Lawson v Ryan Shane | 1-6,3-6 |
| Challenger Morelos Qual | 2017/02/18 17:35 | Juan Ignacio Batalla v Alex Lawson | 7-6,6-3 |