United Kingdom: Wimbledon - Doubles - Main |
| 1/32-finals | Kubot L./Melo M. | McLachlan B./Struff J-L. | 3:1 (4:6, 6:3, 7:5, 7:5) | details | 03.07.2019 |
Germany: Halle - Doubles - Main |
| Semi-finals | Kubot L./Melo M. | McLachlan B./Struff J-L. | 2:0 (6:4, 6:4) | details | 22.06.2019 |
| Quarter-finals | Brown D./Puetz T. | McLachlan B./Struff J-L. | 0:2 (66:7, 1:6) | details | 20.06.2019 |
| 1/8-finals | Ebden M./Kudla D. | McLachlan B./Struff J-L. | 0:2 (4:6, 4:6) | details | 18.06.2019 |
| 1/8-finals | Zverev A./Zverev M. | McLachlan B./Struff J-L. | CAN. | details | 18.06.2019 |
France: French Open - Doubles - Main |
| 1/32-finals | Chardy J./Martin F. | McLachlan B./Struff J-L. | 2:0 (6:3, 6:3) | details | 28.05.2019 |
Italy: Rome - Doubles - Main |
| 1/16-finals | Marach O./Pavic M. | McLachlan B./Struff J-L. | 2:0 (6:3, 6:3) | details | 13.05.2019 |
Spain: Madrid - Doubles - Main |
| 1/16-finals | McLachlan B./Struff J-L. | Kubot L./Melo M. | 1:2 (5:7, 7:5, 6:10) | details | 06.05.2019 |
Spain: Barcelona - Doubles - Qualification |
| Semi-finals | McLachlan B./Struff J-L. | Carballes Baena R./Munar J. | 1:2 (1:6, 6:3, 9:11) | details | 20.04.2019 |
Monaco: Monte Carlo - Doubles - Main |
| 1/16-finals | Marach O./Pavic M. | McLachlan B./Struff J-L. | 2:1 (5:7, 7:64, 11:9) | details | 14.04.2019 |
USA: Indian Wells - Doubles - Main |
| 1/8-finals | McLachlan B./Struff J-L. | Klaasen R./Venus M. | 0:2 (4:6, 64:7) | details | 11.03.2019 |
| 1/16-finals | Ram R./Salisbury J. | McLachlan B./Struff J-L. | 0:2 (5:7, 3:6) | details | 09.03.2019 |
United Arab Emirates: Dubai - Doubles - Main |
| Final | McLachlan B./Struff J-L. | Ram R./Salisbury J. | 0:2 (64:7, 3:6) | details | 02.03.2019 |
| Semi-finals | McLachlan B./Struff J-L. | Nedunchezhiyan J./Raja P. | 2:1 (65:7, 6:4, 12:10) | details | 01.03.2019 |
| Quarter-finals | Marach O./Pavic M. | McLachlan B./Struff J-L. | 0:2 (5:7, 5:7) | details | 27.02.2019 |
| 1/8-finals | Inglot D./Skugor F. | McLachlan B./Struff J-L. | 0:2 (2:6, 2:6) | details | 26.02.2019 |
Netherlands: Rotterdam - Doubles - Main |
| 1/8-finals | Chardy J./Kontinen H. | McLachlan B./Struff J-L. | 2:1 (2:6, 6:3, 10:5) | details | 11.02.2019 |
Australia: Australian Open - Doubles - Main |
| 1/32-finals | Albot R./Jaziri M. | McLachlan B./Struff J-L. | 2:1 (6:2, 3:6, 7:69) | details | 17.01.2019 |
New Zealand: Auckland - Doubles - Main |
| Final | McLachlan B./Struff J-L. | Klaasen R./Venus M. | 2:0 (6:3, 6:4) | details | 12.01.2019 |
| Semi-finals | Marach O./Pavic M. | McLachlan B./Struff J-L. | 1:2 (4:6, 7:66, 9:11) | details | 11.01.2019 |
| Quarter-finals | McLachlan B./Struff J-L. | Daniell M./Koolhof W. | 2:0 (7:64, 7:65) | details | 10.01.2019 |
| 1/8-finals | Kubot L./Zeballos H. | McLachlan B./Struff J-L. | 1:2 (65:7, 6:2, 7:10) | details | 08.01.2019 |
Australia: Brisbane - Doubles - Main |
| Quarter-finals | Millman J./Smith J. P. | McLachlan B./Struff J-L. | 2:0 (7:65, 6:4) | details | 02.01.2019 |
| 1/8-finals | De Minaur A./Hewitt L. | McLachlan B./Struff J-L. | 0:2 (3:6, 1:6) | details | 31.12.2018 |
France: Paris - Doubles - Main |
| 1/16-finals | McLachlan B./Struff J-L. | Inglot D./Skugor F. | 0:2 (3:6, 4:6) | details | 31.10.2018 |
Belgium: Antwerp - Doubles - Main |
| 1/8-finals | McLachlan B./Struff J-L. | Gonzalez M./Jarry N. | 1:2 (5:7, 6:2, 11:13) | details | 16.10.2018 |
China: Shanghai - Doubles - Main |
| 1/8-finals | Klaasen R./Venus M. | McLachlan B./Struff J-L. | 2:0 (6:3, 6:3) | details | 11.10.2018 |
| 1/16-finals | Bopanna R./Roger-Vasselin E. | McLachlan B./Struff J-L. | 0:2 (64:7, 3:6) | details | 10.10.2018 |
Japan: Tokyo - Doubles - Main |
| Final | McLachlan B./Struff J-L. | Klaasen R./Venus M. | 2:0 (6:4, 7:5) | details | 07.10.2018 |
| Semi-finals | Haase R./Middelkoop M. | McLachlan B./Struff J-L. | 0:2 (1:6, 4:6) | details | 05.10.2018 |
| Quarter-finals | McLachlan B./Struff J-L. | Chung H./Ebden M. | 2:0 (6:4, 6:4) | details | 04.10.2018 |
| 1/8-finals | McLachlan B./Struff J-L. | Peralta J./Zeballos H. | 2:0 (7:64, 7:5) | details | 03.10.2018 |
USA: US Open - Doubles - Main |
| 1/32-finals | Berrettini M./Seppi A. | McLachlan B./Struff J-L. | 2:1 (7:65, 1:6, 6:4) | details | 31.08.2018 |
USA: Winston-Salem - Doubles - Main |
| 1/8-finals | McLachlan B./Struff J-L. | Cerretani J./Paes L. | 1:2 (4:6, 6:3, 9:11) | details | 23.08.2018 |
Germany: Hamburg - Doubles - Main |
| Semi-finals | Peralta J./Zeballos H. | McLachlan B./Struff J-L. | 2:1 (4:6, 7:5, 10:7) | details | 28.07.2018 |
| Quarter-finals | McLachlan B./Struff J-L. | Dodig I./Rojer J. | 2:1 (612:7, 6:1, 10:8) | details | 25.07.2018 |
| 1/8-finals | Melzer J./Thiem D. | McLachlan B./Struff J-L. | 0:2 (65:7, 64:7) | details | 23.07.2018 |
United Kingdom: Wimbledon - Doubles - Main |
| Quarter-finals | McLachlan B./Struff J-L. | Nielsen F./Salisbury J. | 1:3 (66:7, 6:4, 62:7, 64:7) | details | 10.07.2018 |
| 1/8-finals | Petzschner P./Puetz T. | McLachlan B./Struff J-L. | 0:3 (3:6, 4:6, 63:7) | details | 09.07.2018 |
| 1/16-finals | Balaji N. S./Vardhan V. | McLachlan B./Struff J-L. | 1:3 (62:7, 7:63, 63:7, 3:6) | details | 07.07.2018 |
| 1/32-finals | Monroe N./Smith J. P. | McLachlan B./Struff J-L. | 0:3 (4:6, 5:7, 4:6) | details | 05.07.2018 |
Germany: Stuttgart - Doubles - Main |
| 1/8-finals | Eysseric J./Pouille L. | McLachlan B./Struff J-L. | 2:1 (65:7, 6:3, 10:7) | details | 14.06.2018 |
France: French Open - Doubles - Main |
| 1/32-finals | McLachlan B./Struff J-L. | Arevalo M./Cerretani J. | 1:2 (7:64, 63:7, 3:6) | details | 30.05.2018 |
Spain: Madrid - Doubles - Main |
| Quarter-finals | McLachlan B./Struff J-L. | Herbert P./Mahut N. | 0:2 (2:6, 3:6) | details | 11.05.2018 |
| 1/8-finals | Dodig I./Ram R. | McLachlan B./Struff J-L. | 0:2 (1:6, 3:6) | details | 10.05.2018 |
| 1/16-finals | McLachlan B./Struff J-L. | Isner J./Sock J. | 2:0 (6:4, 7:64) | details | 08.05.2018 |
Hungary: Budapest - Doubles - Main |
| Semi-finals | Middelkoop M./Molteni A. | McLachlan B./Struff J-L. | 2:1 (7:612, 66:7, 10:8) | details | 27.04.2018 |
| Quarter-finals | Balazs A./Fucsovics M. | McLachlan B./Struff J-L. | 0:2 (3:6, 3:6) | details | 26.04.2018 |
| 1/8-finals | Podlipnik-Castillo H./Vasilevski A. | McLachlan B./Struff J-L. | 0:2 (65:7, 1:6) | details | 23.04.2018 |
USA: Miami - Doubles - Main |
| Semi-finals | Bryan B./Bryan M. | McLachlan B./Struff J-L. | 2:0 (7:5, 6:4) | details | 29.03.2018 |