| ATP - St Petersburg | 10/29 11:30 | 27 | [53] Jan-Lennard Struff v Denis Shapovalov [13] | 6-4,6-3 | |
| ATP - St Petersburg | 10/27 17:20 | 26 | [34] Alexander Bublik v Jan-Lennard Struff [53] | 4-6,3-6 | |
| ATP - St Petersburg | 10/25 12:05 | 25 | [53] Jan-Lennard Struff v James Duckworth [51] | 7-6,6-3 | |
| ATP - Antwerpen | 10/21 11:00 | 26 | [50] Jan-Lennard Struff v Lloyd Harris [32] | 2-6,3-6 | |
| ATP - Antwerpen | 10/19 16:40 | 25 | [50] Jan-Lennard Struff v Albert Ramos-Vinolas [45] | 6-3,3-6,6-3 | |
| ATP - Indian Wells | 10/10 19:30 | 24 | [30] Fabio Fognini v Jan-Lennard Struff [54] | 6-4,4-6,6-3 | |
| ATP - Indian Wells | 10/08 20:30 | 23 | [54] Jan-Lennard Struff v Daniel Elahi Galan [105] | 7-6,6-3 | |
| ATP - Metz | 09/21 09:00 | 25 | [75] Mikael Ymer v Jan-Lennard Struff [55] | 7-5,6-3 | |
| US Open | 08/31 19:30 | 23 | [121] Tallon Griekspoor v Jan-Lennard Struff [52] | 2-6,7-6,4-6,6-4,7-5 | |
| ATP - Winston Salem | 08/25 19:00 | 26 | [52] Jan-Lennard Struff v Ilya Ivashka [63] | 2-6,1-6 | |
| ATP - Winston Salem | 08/24 20:00 | 25 | [52] Jan-Lennard Struff v Gianluca Mager [70] | 6-2,6-2 | |
| ATP - Cincinnati | 08/16 17:30 | 24 | [59] Dominik Koepfer v Jan-Lennard Struff [47] | 7-6,5-7,6-3 | |
| ATP - Cincinnati | 08/16 15:00 | 24 | John Millman v Jan-Lennard Struff | Cancelled | |
| ATP - Toronto | 08/09 17:30 | 24 | [46] Jan-Lennard Struff v Fabio Fognini [36] | 7-6,2-6,4-6 | |
| Olympische Spelen 2020 - Heren | 07/26 07:50 | 25 | [1] Novak Djokovic v Jan-Lennard Struff [48] | 6-4,6-3 | |
| Olympische Spelen 2020 - Heren | 07/24 04:25 | 24 | [48] Jan-Lennard Struff v Thiago Monteiro [95] | 6-3,6-4 | |
| ATP - Hamburg | 07/13 14:15 | 25 | [57] Laslo Djere v Jan-Lennard Struff [47] | 6-4,7-5 | |
| Wimbledon | 06/29 16:00 | 23 | [45] Jan-Lennard Struff v Daniil Medvedev [2] | 4-6,1-6,6-4,6-7 | |
| ATP - Mallorca | 06/20 16:25 | 25 | [45] Jan-Lennard Struff v Adrian Mannarino [42] | 6-7,3-6 | |
| ATP - Halle | 06/16 14:55 | 26 | [45] Jan-Lennard Struff v Marcos Giron [75] | 7-6,3-6,4-6 | |
| ATP - Halle | 06/15 10:25 | 25 | [2] Daniil Medvedev v Jan-Lennard Struff [45] | 6-7,3-6 | |
| French Open | 06/07 10:25 | 26 | [10] Diego Schwartzman v Jan-Lennard Struff [42] | 7-6,6-4,7-5 | |
| French Open | 06/05 11:10 | 25 | [97] Carlos Alcaraz v Jan-Lennard Struff [42] | 4-6,6-7,2-6 | |
| French Open | 06/03 15:25 | 24 | [104] Facundo Bagnis v Jan-Lennard Struff [42] | 5-7,6-7,4-6 | |
| French Open | 06/01 10:45 | 23 | [42] Jan-Lennard Struff v Andrey Rublev [7] | 6-3,7-6,4-6,3-6,6-4 | |
| ATP - Parma | 05/27 12:20 | 27 | [42] Jan-Lennard Struff v Tommy Paul [55] | 2-6,4-6 | |
| ATP - Parma | 05/26 08:00 | 26 | [42] Jan-Lennard Struff v Flavio Cobolli [429] | 6-4,4-6,7-6 | |
| ATP - Rome | 05/12 09:40 | 25 | [41] Jan-Lennard Struff v Andrey Rublev [7] | 7-6,1-6,4-6 | |
| ATP - Rome | 05/10 15:45 | 24 | [57] Aljaz Bedene v Jan-Lennard Struff [41] | 3-6,1-6 | |
| ATP - Madrid | 05/04 11:35 | 24 | [76] Alexei Popyrin v Jan-Lennard Struff [40] | 6-3,7-6 |
Wikipedia - Jan-Lennard Struff
Jan-Lennard Struff (Warstein, 25 april 1990) is een Duitse tennisser. Hij heeft drie ATP-toernooien in het dubbelspel gewonnen. Bovendien was hij éénmaal verliezend finalist in het enkelspel en driemaal in het dubbelspel. Ook deed hij al mee aan Grand Slams. Hij heeft vijf challengers in het enkelspel en vijf challengers in het dubbelspel op zijn naam staan.