Germany: M15 Frankfurt am Main - Singles - Main
1/16-finals Lopez Morillo I. Penzlin J. 2:0 (6:4, 6:4) details 09.08.2023
Germany: M15 Frankfurt am Main - Singles - Main
1/16-finals Wehnelt K. Penzlin J. 2:1 (6:1, 5:7, 7:5) details 09.08.2022
Germany: M25 Frankfurt am Main - Singles - Main
1/16-finals Penzlin J. Kopp S. 0:2 (4:6, 3:6) details 11.08.2021
Slovakia: M15 Poprad - Singles - Main
1/8-finals Monzon I. Penzlin J. 2:0 (7:5, 6:2) details 08.07.2021
1/16-finals Penzlin J. Puskar S. 2:0 (6:4, 7:63 ) details 07.07.2021
World: Exo-Tennis (Germany) - Singles - Main
Penzlin J. Schmitz C. 0:2 (1:6, 0:6) details 18.07.2020
World: Others matches - Singles - Main
Penzlin J. Vishnick D. 1:2 (3:6, 6:2, 4:6) details 17.07.2020
Penzlin J. Broska F. 0:2 (2:6, 2:6) details 16.07.2020
Penzlin J. Nielsen F. 0:2 (2:6, 1:6) details 15.07.2020
Penzlin J. Naw H. 0:2 (1:6, 2:6) details 14.07.2020
Germany: M15 Frankfurt am Main - Doubles - Main
1/8-finals Donders D./Visker N. Grey D./Penzlin J. 2:1 (6:4, 4:6, 13:11) details 08.08.2023
Germany: M15 Frankfurt am Main - Doubles - Main
Semi-finals Broska F./Ramskogler G. Kellovsky D./Penzlin J. 2:0 (6:3, 7:65 ) details 12.08.2022
Quarter-finals Kellovsky D./Penzlin J. Milenkovic M./Mortier S. 2:1 (6:4, 3:6, 10:5) details 11.08.2022
1/8-finals Kellovsky D./Penzlin J. Damian M. D./Schmidt M. 2:0 (6:2, 6:0) details 09.08.2022
Germany: M25 Frankfurt am Main - Doubles - Main
1/8-finals Penzlin J./Sigsgaard C. Kopp S./Veldheer M. 0:2 (1:6, 3:6) details 11.08.2021
Slovakia: M15 Poprad - Doubles - Main
1/8-finals Penzlin J./Schuetze C. Dhoe B./Vanshelboim E. 0:2 (4:6, 2:6) details 07.07.2021
Croatia: M15 Sibenik 2 - Doubles - Main
1/8-finals Kawakami R./Yamanaka T. Penzlin J./Storck L. 2:1 (2:6, 6:1, 10:6) details 18.05.2021