Challenger - Como 08/31 15:15 25 [298] Julian Lenz v Jozef Kovalik [118] 5-7,2-6
Challenger - Varsóvia 08/24 14:45 25 [251] Lukas Klein v Julian Lenz [293] 6-1,3-6,6-3
Challenger - Lüedenscheid 08/21 12:35 28 [312] Julian Lenz v Nicolas Jarry [262] 1-6,4-6
Challenger - Lüedenscheid 08/20 11:30 27 [269] Mirza Basic v Julian Lenz [312] 5-7,5-7
Challenger - Lüedenscheid 08/18 12:45 26 [312] Julian Lenz v Roman Safiullin [165] 5-7,6-4,6-2
Challenger - Lüedenscheid 08/17 08:00 25 [312] Julian Lenz v Shintaro Mochizuki [429] 5-7,7-5,6-2
ITF - M25 Wetzlar 08/04 14:30 25 [301] Julian Lenz v David Pichler [497] 1-6,5-7
Challenger - Trieste 07/28 10:00 26 [300] Julian Lenz v Orlando Luz [312] 5-7,0-6
Challenger - Trieste 07/27 10:30 25 [266] Duje Ajdukovic v Julian Lenz [300] 7-5,3-6,3-6
ITF - M25 Marburgo 07/06 15:35 25 Julian Lenz v Ryan Nijboer Cancelled
Challenger - Milão 06/22 08:30 25 [273] Julian Lenz v Duje Ajdukovic [297] 1-6,2-6
Challenger - Forlì 06/14 12:30 25 [273] Julian Lenz v Quentin Halys [219] 3-6,3-6
Challenger - Oeiras 05/26 10:00 26 [313] Holger Vitus Nodskov Rune v Julian Lenz [269] 5-7,6-4,6-3
Challenger - Oeiras 05/24 14:05 25 [351] Corentin Denolly v Julian Lenz [269] 4-6,0-6
Challenger - Biella 05/16 11:00 14 Julian Lenz v Francesco Passaro 6-7,1-6
Challenger - Split - Qualificação 04/11 14:00 14 [213] Andrea Collarini v Julian Lenz [270] Retired
ITF - M25 Biel 03/30 13:20 25 [347] Jelle Sels v Julian Lenz [267] 7-5,6-4
Challenger - Lugano 03/22 17:50 25 [109] Yuichi Sugita v Julian Lenz [267] 6-2,7-5
Challenger - Biella 03/09 10:20 25 [170] Liam Broady v Julian Lenz [255] 7-6,6-4
Challenger - Biella 03/08 09:30 19 [255] Julian Lenz v Jonas Forejtek [366] 4-6,1-6
Challenger - Biella 03/07 09:30 14 Julian Lenz v Flavio Cobolli 6-1,7-6
Challenger - Nur-Sultã 03/02 04:00 25 [255] Julian Lenz v Prajnesh Gunneswaran [134] 6-3,2-6,3-6
Challenger - Nur-Sultã 03/01 04:00 19 [252] Julian Lenz v Vladyslav Manafov [250] 7-6,5-7,4-6
Challenger - Nur-Sultã - Qualificação 02/28 04:00 14 Julian Lenz v Dostanbek Tashbulatov 6-4,6-3
Challenger - Nur-Sultã 02/23 11:40 25 Jurij Rodionov v Julian Lenz Cancelled
Challenger - Cherbourg 02/09 14:40 25 [251] Julian Lenz v Hugo Gaston [168] 1-6,6-3,3-6
Challenger - Quimper - Qualificação 01/31 10:50 14 [247] Julian Lenz v Tobias Kamke [236] 2-6,6-2,3-6
Challenger - Quimper 01/24 13:00 14 [250] Tung-Lin Wu v Julian Lenz [247] 4-6,6-3,6-1
Open da Austrália 01/12 09:35 15 [118] Damir Dzumhur v Julian Lenz [245] 6-2,6-2
Open da Austrália 01/11 07:30 60 [245] Julian Lenz v Renzo Olivo [212] 1-6,6-2,6-2