Stadium: Court 7 Round: 44 Ground: Grass
| Challenger Ilkley Qual | 2018/06/17 16:30 | Noah Rubin v Smith, John-Patrick | 7-5,7-5 |
| Challenger Ilkley Qual | 2018/06/16 18:35 | Lloyd Harris v Smith, John-Patrick | 6-7,3-6 |
| s-Hertogenbosch, Netherlands | 2018/06/12 10:30 | Stefanos Tsitsipas v Smith, John-Patrick | 3-6,6-3,6-4 |
| s-Hertogenbosch, Netherlands, Qualifying | 2018/06/10 10:55 | Smith, John-Patrick v Max Purcell | 4-6,6-7 |
| s-Hertogenbosch, Netherlands, Qualifying | 2018/06/09 08:30 | Fratangelo, Bjorn v Smith, John-Patrick | 3-6,6-7 |
| Challenger Surbiton Qual | 2018/06/02 14:10 | Brands, Daniel v Smith, John-Patrick | 6-3,6-4 |
| French Open Qual | 2018/05/22 08:00 | Smith, John-Patrick v Corentin Denolly | 3-6,6-4,4-6 |
| Challenger - Busan | 2018/05/17 02:00 | Yosuke Watanuki v Smith, John-Patrick | 7-6,6-4 |
| Challenger Poprad Tatry | 2018/06/18 13:25 | Ignatik, Uladzimir v de Greef, Arthur | 2-6,6-3,3-6 |
| Challenger Almaty | 2018/06/13 08:25 | Lopez Perez v Ignatik, Uladzimir | 6-3,6-0 |
| Challenger Almaty | 2018/06/12 07:15 | Sumit Nagal v Ignatik, Uladzimir | 7-6,4-6,1-6 |
| Shymkent 2, Kazakhstan | 2018/06/05 04:00 | Ignatik, Uladzimir v Daniel Masur | 4-6,7-6,4-6 |
| French Open Qual | 2018/05/24 08:00 | Giraldo, Santiago v Ignatik, Uladzimir | 6-7,6-2,6-2 |
| French Open Qual | 2018/05/21 13:25 | Ignatik, Uladzimir v Marc Polmans | 5-7,7-6,6-2 |
| Samarkand, Uzbekistan | 2018/05/18 09:45 | Vanni, Luca v Ignatik, Uladzimir | 6-3,6-3 |
| Samarkand, Uzbekistan | 2018/05/17 12:00 | Ignatik, Uladzimir v Lloyd Harris | 6-3,6-3 |