Challenger Casablanca | 04/07 10:00 | 25 | Andreas Haider-Maurer v Jan-Lennard Struff | 6-2,6-7,7-6 | |
ATP - Miami | 03/27 17:10 | 24 | Jan-Lennard Struff v Guillermo Garcia-Lopez | 4-6,4-6 | |
ATP - Miami | 03/25 15:00 | 23 | Jan-Lennard Struff v Benjamin Becker | 3-6,7-6,6-4 | |
Cupa Davis | 03/08 13:50 | 1 | Jan-Lennard Struff v Nicolas Mahut | 7-6,6-3 | |
Cupa Davis | 03/06 13:00 | - | Jan-Lennard Struff v Gilles Simon | 6-7,6-2,7-6,2-6,8-10 | |
Challenger - Szczecin | 09/14 10:00 | 29 | Jan-Lennard Struff v Dustin Brown | 4-6,3-6 | |
Challenger - Szczecin | 09/13 11:00 | 28 | Jan-Lennard Struff v Facundo Arguello | 1-6,6-0,6-2 | |
Challenger - Szczecin | 09/11 10:00 | 26 | Jan-Lennard Struff v Adam Pavlasek | 4-6,6-3,6-3 | |
Challenger - Szczecin | 09/09 15:00 | 25 | Jan-Lennard Struff v Roberto Marcora | Retired | |
US Open | 08/28 16:40 | 24 | Jan-Lennard Struff v John Isner | 6-7,4-6,2-6 | |
US Open | 08/26 16:45 | 23 | Mikhail Kukushkin v Jan-Lennard Struff | 6-2,6-3,3-6,3-6,5-7 | |
ATP - Kitzbuhel | 07/28 13:20 | 25 | Jan-Lennard Struff v Jiri Vesely | 4-6,4-6 | |
ATP - Hamburg | 07/14 14:25 | 24 | Filip Krajinovic v Jan-Lennard Struff | 1-6,7-5,6-2 | |
ATP - Stuttgart | 07/10 09:00 | 25 | Philipp Kohlschreiber v Jan-Lennard Struff | 6-4,6-3 | |
Wimbledon | 06/24 10:30 | 23 | Lukasz Kubot v Jan-Lennard Struff | 7-6,6-4,6-4 | |
ATP - Halle | 06/09 15:35 | 25 | Jan-Lennard Struff v Joao Sousa | 4-6,2-6 | |
ATP - Munchen | 05/03 12:30 | 28 | Fabio Fognini v Jan-Lennard Struff | 6-3,6-1 | |
ATP - Munchen | 05/02 15:00 | 27 | Ricardas Berankis v Jan-Lennard Struff | 6-4,3-6,4-6 | |
ATP - Munchen | 04/30 11:35 | 26 | Sergiy Stakhovsky v Jan-Lennard Struff | 3-6,3-6 | |
ATP - Munchen | 04/29 09:00 | 25 | Jan-Lennard Struff v Feliciano Lopez | 6-3,6-4 | |
ATP Munich Qual | 04/28 09:00 | 53 | Jan-Lennard Struff v Michael Berrer | 6-1,6-1 | |
ATP Munich Qual | 04/27 11:10 | 46 | Jan-Lennard Struff v Kevin Krawietz | 6-3,6-3 | |
ATP Munich Qual | 04/26 10:00 | 45 | Jan-Lennard Struff v Mirza Basic | 6-3,6-4 | |
ATP Miami Qual | 03/18 19:10 | 45 | David Goffin v Jan-Lennard Struff | 2-6,6-4,6-1 | |
ATP Miami Qual | 03/17 17:30 | 44 | Illya Marchenko v Jan-Lennard Struff | 6-7,3-6 | |
Challenger - Bergamo | 02/16 16:30 | 29 | Simone Bolelli v Jan-Lennard Struff | 7-6,6-4 | |
Challenger - Bergamo | 02/15 17:30 | 28 | Andrea Arnaboldi v Jan-Lennard Struff | 2-6,4-6 | |
Challenger - Bergamo | 02/14 10:00 | 27 | Andreas Beck v Jan-Lennard Struff | 3-6,6-7 |
Jan-Lennard Struff (n. , Warstein, Republica Federală Germania, Germania) este un tenismen profesionist german. În iunie 2023, a ajuns pe locul 21 mondial în clasamentul ATP la simplu, iar la dublu locul 21 mondial, în octombrie 2018. A câștigat un titlu ATP la simplu și a jucat două finale dintre care una de nivel ATP 1000, Madrid Open 2023 și a câștigat patru titluri ATP la dublu.