Stadium: M1 Round: 27 Ground: Clay
| ATP Hamburg MD | 2018/07/23 14:20 | Melzer/Thiem v Mclachlan/Struff | 6-7,6-7 |
| Wimbledon MD | 2018/07/10 13:30 | Mclachlan/Struff v Nielsen/Salisbury | 6-7,6-4,6-7,6-7 |
| Wimbledon MD | 2018/07/09 10:30 | Petzschner/Puetz v Mclachlan/Struff | 3-6,4-6,6-7 |
| Wimbledon MD | 2018/07/07 14:25 | Balaji/Vardhan v Mclachlan/Struff | 6-7,7-6,6-7,3-6 |
| Wimbledon MD | 2018/07/05 10:30 | Monroe/Smith v Mclachlan/Struff | 4-6,5-7,4-6 |
| ATP Stuttgart MD | 2018/06/14 10:55 | Eysseric/Pouille v Mclachlan/Struff | 6-7,6-3,10-7 |
| French Open MD | 2018/05/30 09:00 | Mclachlan/Struff v Arevalo/Cerretani | 7-6,6-7,3-6 |
| ATP Madrid MD | 2018/05/11 14:50 | Mclachlan/Struff v Herbert/Mahut | 2-6,3-6 |
| ATP Hamburg MD | 2018/07/24 10:00 | Dzumhur/P-Castillo v Dodig/Rojer | 6-4,3-6,4-10 |