![Munich, Germany. 17th Apr, 2023. Tennis, ATP Tour - Munich, Men's Singles. Jan-Lennard Struff (Germany) practices on a court. Credit: Sven Hoppe/dpa/Alamy Live News Stock Photo - Alamy Munich, Germany. 17th Apr, 2023. Tennis, ATP Tour - Munich, Men's Singles. Jan-Lennard Struff (Germany) practices on a court. Credit: Sven Hoppe/dpa/Alamy Live News Stock Photo - Alamy](https://c8.alamy.com/comp/2PN7FK0/munich-germany-17th-apr-2023-tennis-atp-tour-munich-mens-singles-jan-lennard-struff-germany-practices-on-a-court-credit-sven-hoppedpaalamy-live-news-2PN7FK0.jpg)
Munich, Germany. 17th Apr, 2023. Tennis, ATP Tour - Munich, Men's Singles. Jan-Lennard Struff (Germany) practices on a court. Credit: Sven Hoppe/dpa/Alamy Live News Stock Photo - Alamy
![Munich, Germany. 30th Apr, 2019. Jan-Lennard STRUFF (GER) in action in his match against Thiago MONTEIRO (BRA). Jan-Lennard STRUFF (GER) lost 1-6, 1-6 at the Tennis BMW International Open by FWU, ATP Munich, Germany. 30th Apr, 2019. Jan-Lennard STRUFF (GER) in action in his match against Thiago MONTEIRO (BRA). Jan-Lennard STRUFF (GER) lost 1-6, 1-6 at the Tennis BMW International Open by FWU, ATP](https://c8.alamy.com/comp/T6A2C2/munich-germany-30th-apr-2019-jan-lennard-struff-ger-in-action-in-his-match-against-thiago-monteiro-bra-jan-lennard-struff-ger-lost-1-6-1-6-at-the-tennis-bmw-international-open-by-fwu-atp-in-munich-april-30-2019-credit-peter-schatzalamy-live-news-T6A2C2.jpg)
Munich, Germany. 30th Apr, 2019. Jan-Lennard STRUFF (GER) in action in his match against Thiago MONTEIRO (BRA). Jan-Lennard STRUFF (GER) lost 1-6, 1-6 at the Tennis BMW International Open by FWU, ATP
![Sydney, Australia, 4 January, 2022. Jan-Lennard Struff of Germany plays a forehand during the ATP Cup Tennis match between Jan-Lennard Struff of Germany and John Isner of USA at Ken Rosewall Arena. Sydney, Australia, 4 January, 2022. Jan-Lennard Struff of Germany plays a forehand during the ATP Cup Tennis match between Jan-Lennard Struff of Germany and John Isner of USA at Ken Rosewall Arena.](https://c8.alamy.com/comp/2HJAXJ7/sydney-australia-4-january-2022-jan-lennard-struff-of-germany-plays-a-forehand-during-the-atp-cup-tennis-match-between-jan-lennard-struff-of-germany-and-john-isner-of-usa-at-ken-rosewall-arena-credit-steven-markhamspeed-mediaalamy-live-news-2HJAXJ7.jpg)
Sydney, Australia, 4 January, 2022. Jan-Lennard Struff of Germany plays a forehand during the ATP Cup Tennis match between Jan-Lennard Struff of Germany and John Isner of USA at Ken Rosewall Arena.
![Photo: Struff of Germany reacts during his quarter final at the Mutua Madrid Open - PDH20230504112 - UPI.com Photo: Struff of Germany reacts during his quarter final at the Mutua Madrid Open - PDH20230504112 - UPI.com](https://cdnph.upi.com/pv/upi/4027795ee15956b464bca913a8028b7e/MUTUA-MADRID-OPEN.jpg)
Photo: Struff of Germany reacts during his quarter final at the Mutua Madrid Open - PDH20230504112 - UPI.com
![Jan-Lennard Struff of Germany plays a forehand return to Tommy Paul of the U.S. during their first round match at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 17, 2023. ( Jan-Lennard Struff of Germany plays a forehand return to Tommy Paul of the U.S. during their first round match at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 17, 2023. (](https://c8.alamy.com/comp/2M956KN/jan-lennard-struff-of-germany-plays-a-forehand-return-to-tommy-paul-of-the-us-during-their-first-round-match-at-the-australian-open-tennis-championship-in-melbourne-australia-tuesday-jan-17-2023-ap-photoasanka-brendon-ratnayake-2M956KN.jpg)
Jan-Lennard Struff of Germany plays a forehand return to Tommy Paul of the U.S. during their first round match at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 17, 2023. (
![Germans Altmaier, Struff become first lucky loser duo to make same Masters 1000 quarterfinal in Madrid Germans Altmaier, Struff become first lucky loser duo to make same Masters 1000 quarterfinal in Madrid](https://images.tennis.com/image/private/t_q-best/v1683063483/tenniscom-prd/nijnpc68rjgsy4r5xayi.jpg)
Germans Altmaier, Struff become first lucky loser duo to make same Masters 1000 quarterfinal in Madrid
![Photo: Struff of Germany returns a shot during quarter final of the Mutua Madrid Open - PDH20230504111 - UPI.com Photo: Struff of Germany returns a shot during quarter final of the Mutua Madrid Open - PDH20230504111 - UPI.com](https://cdnph.upi.com/pv/upi/3b2cb029117965f98d4a4ee7d041402a/MUTUA-MADRID-OPEN.jpg)
Photo: Struff of Germany returns a shot during quarter final of the Mutua Madrid Open - PDH20230504111 - UPI.com
![Jan-Lennard Struff from Germany plays against his countryman, Haas, Stock Photo, Picture And Rights Managed Image. Pic. PAH-90360189 | agefotostock Jan-Lennard Struff from Germany plays against his countryman, Haas, Stock Photo, Picture And Rights Managed Image. Pic. PAH-90360189 | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/7c7438cc4fb7802e6fbb315268939157/pah-90360189.jpg)