ITF M25 Weston 01/27 15:30 44 Michael Zhu v Drzewiecki, Karol 6-2,1-6,5-10
ITF M25 Weston 01/26 15:30 44 Drzewiecki, Karol v Bergevi, Filip 6-3,6-2
ITF M25 Rancho Santa Fe 01/14 17:30 54 [496] Diaz Acosta, Facundo v Drzewiecki, Karol [206] 6-2,6-4
ITF M25 Rancho Santa Fe 01/13 18:00 54 Drzewiecki, Karol v Rapp, Austin 6-4,6-4
Los Angeles, Singles M-ITF-USA-01A 01/08 21:40 25 [207] Drzewiecki, Karol v Diaz Acosta, Facundo [500] 3-6,3-6
Los Angeles, Singles M-ITF-USA-01A 01/07 18:00 54 Drzewiecki, Karol v Isaiah Strode 6-4,6-3
Los Angeles, Singles M-ITF-USA-01A 01/06 18:00 54 Adamson, Alec v Drzewiecki, Karol 1-6,6-7
Helsinki, Finland 11/11 11:00 28 [167] Drzewiecki, Karol v Pospisil, Jaroslav [421] 4-6,0-6
ITF M15 Opava 10/31 10:30 26 Mattia Bellucci v Drzewiecki, Karol 3-6,7-6,6-3
ITF M15 Opava 10/30 15:50 25 Drzewiecki, Karol v Glvac, Andrej 7-5,6-2
Challenger - Glasgow 09/18 11:15 25 [221] Mirza Basic v Drzewiecki, Karol [200] 6-4,6-3
Challenger - Glasgow 09/17 09:00 24 [313] Hugo Grenier v Drzewiecki, Karol [200] 3-6,7-5,2-6
Challenger - Glasgow 09/16 09:00 166 Drzewiecki, Karol v Scott Duncan 5-7,6-4,3-6
Challenger Szczecin 09/10 15:45 24 [385] Ivan Gakhov v Drzewiecki, Karol [159] 6-2,7-6
ITF M25 Poznan 08/20 08:00 54 Drzewiecki, Karol v Kolasinski, Filip 7-5,5-7,10-12
Challenger Meerbusch 08/12 08:00 166 Ojeda Lara, Ricardo v Drzewiecki, Karol 6-1,6-3
ITF - M25 Nussloch 01/21 17:45 45 Ryan Peniston v Drzewiecki, Karol 7-6,6-3
ITF - M25 Nussloch 01/21 12:45 45 Pozzi, Davide v Drzewiecki, Karol 1-6,2-6
ITF Czech Republic F9 11/11 10:00 29 Drzewiecki, Karol v Jonas Forejtek 6-3,6-4
ITF Czech Republic F9 11/10 10:00 28 Maciej Rajski v Drzewiecki, Karol 6-4,4-6,4-6
ITF Czech Republic F9 11/09 10:35 27 [246] Drzewiecki, Karol v Petr Nouza [362] 6-3,6-4
ITF Czech Republic F9 11/08 13:10 26 [498] Michael Vrbensky v Drzewiecki, Karol [246] 5-7,6-7
ITF Czech Republic F9 11/07 12:25 25 Drzewiecki, Karol v Selecky, Michal 6-4,6-3
ITF Czech Republic F8 11/01 11:25 26 Drzewiecki, Karol v Selecky, Michal 4-6,6-2,6-7
ITF Czech Republic F8 10/31 17:00 25 [381] Aslan Karatsev v Drzewiecki, Karol [245] 2-6,2-6
ITF Czech Republic F8 10/30 12:05 54 Drzewiecki, Karol v Admiraal, Amadatus 6-2,7-6
ITF Czech Republic F8 10/29 13:00 54 Drzewiecki, Karol v Holis, Evzen 6-3,6-4
ITF Czech Republic F7 10/25 11:00 26 [479] Michael Vrbensky v Drzewiecki, Karol [249] 3-6,6-4,6-4
ITF Czech Republic F7 10/24 10:05 25 Drzewiecki, Karol v Semjan, Marek 6-1,3-6,6-4
Challenger Almaty 2 09/30 06:40 46 Bogdan Bobrov v Drzewiecki, Karol 6-3,7-6