| 01.05.18 | 1-a rundă | Luke Bambridge/Akira Santillan | Nathaniel Lammons/Alex Lawson | 7-5, 6-3 |  | detaliu meci | Savannah Challenger | Zgura |
| 24.04.18 | 1-a rundă | Mitchell Krueger/Hunter Reese | Nathaniel Lammons/Alex Lawson | 4-6, 6-2, 10-8 |  | detaliu meci | Tallahassee Challenger | Zgura |
| 11.04.18 | 1-a rundă | Sergio Galdos/Adrian Menendez-Maceiras | Nathaniel Lammons/Alex Lawson | 4-6, 6-3, 10-5 |  | detaliu meci | Mexico City | Zgura |
| 03.04.18 | 1-a rundă | Facundo Arguello/Facundo Bagnis | Nathaniel Lammons/Alex Lawson | 7-5, 6-3 |  | detaliu meci | Panama City | Zgura |
| 26.03.18 | 1-a rundă | Andreas Mies/Oscar Otte | Nathaniel Lammons/Alex Lawson | 7-65, 6-4 |  | detaliu meci | St. Brieuc | In. Hard |
| 16.03.18 | Semifinală | Luis David Martinez/Filip Peliwo | Nathaniel Lammons/Alex Lawson | 6-74, 6-4, 10-8 |  | detaliu meci | Drummondville Challenger | In. Hard |
| 15.03.18 | Sfert de finală | Nathaniel Lammons/Alex Lawson | Ante Pavic/Franko Skugor | 6-2, 6-75, 10-6 |  | detaliu meci |
| 13.03.18 | 1-a rundă | Nathaniel Lammons/Alex Lawson | Taha Baadi/Chih Chi Huang | 6-3, 7-63 |  | detaliu meci |
| 23.02.18 | Semifinală | Laurynas Grigelis/Alessandro Motti | Nathaniel Lammons/Alex Lawson | 6-3, 6-74, 11-9 |  | detaliu meci | Bergamo Challenger | In. Hard |
| 21.02.18 | Sfert de finală | Nathaniel Lammons/Alex Lawson | Sander Gille/Joran Vliegen | 7-65, 7-64 |  | detaliu meci |
| 19.02.18 | 1-a rundă | Nathaniel Lammons/Alex Lawson | Filippo Baldi/Gianluigi Quinzi | 7-65, 6-74, 12-10 |  | detaliu meci |
| 14.02.18 | 1-a rundă | Antonio Sancic/Ken Skupski | Nathaniel Lammons/Alex Lawson | 4-6, 6-4, 15-13 |  | detaliu meci | Cherbourg Challenger | In. Hard |
| 08.02.18 | Sfert de finală | Alex Bolt/Bradley Mousley | Nathaniel Lammons/Alex Lawson | 6-3, 7-64 |  | detaliu meci | Launceston Challenger | Hard |
| 07.02.18 | 1-a rundă | Nathaniel Lammons/Alex Lawson | Brydan Klein/Jose Statham | 6-2, 7-65 |  | detaliu meci |
| 30.01.18 | 1-a rundă | Gerard Granollers/Marcel Granollers | Nathaniel Lammons/Alex Lawson | 6-4, 6-4 |  | detaliu meci | Burnie Challenger | Hard |
| 08.01.18 | 1-a rundă | Hugo Grenier/Maxime Janvier | Nathaniel Lammons/Alex Lawson | 7-63, 6-4 |  | detaliu meci | Canberra Challenger | Hard |
| 02.01.18 | 1-a rundă | Hubert Hurkacz/Michal Przysiezny | Nathaniel Lammons/Alex Lawson | 5-7, 7-64, 10-4 |  | detaliu meci | Noumea Challenger | Hard |