|   Maia challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 21.11. | 
			  | 
			Gabas / Kotov - Drzew / Walko | 
			QF | 
			7-65, 5-7, 10-7 | 
			2.47 | 
			1.50 | 
		
		
			| 19.11. | 
			  | 
			Drzew / Walko - Arneo / Monro | 
			R16 | 
			6-3, 5-7, 10-8 | 
			2.26 | 
			1.55 | 
		
		
			|   Helsinki challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 13.11. | 
			  | 
			Heliö / Nikla - Drzew / Walko | 
			R16 | 
			6-4, 6-3 | 
			1.56 | 
			2.26 | 
		
		
			|   Hamburg challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 24.10. | 
			  | 
			Menen / Stakh - Drzew / Walko | 
			QF | 
			6-4, 7-64 | 
			1.91 | 
			1.80 | 
		
		
			| 22.10. | 
			  | 
			Drzew / Walko - Arend / Pel D | 
			R16 | 
			5-7, 7-66, 16-14 | 
			2.72 | 
			1.40 | 
		
		
			|   Ismaning challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 17.10. | 
			  | 
			Heliö / March - Drzew / Walko | 
			QF | 
			6-1, 6-4 | 
			1.65 | 
			2.08 | 
		
		
			| 15.10. | 
			  | 
			Drzew / Walko - Lenz / Masur | 
			R16 | 
			6-4, 6-4 | 
			1.85 | 
			1.83 | 
		
		
			|   Nur-Sultan 2 challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 05.10. | 
			  | 
			Heliö / March - Drzew / Walko | 
			F | 
			6-4, 6-4 | 
			1.80 | 
			1.89 | 
		
		
			| 04.10. | 
			  | 
			Drzew / Walko - Gabas / Karat | 
			SF | 
			 | 
			  | 
			  | 
		
		
			| 03.10. | 
			  | 
			Drzew / Walko - Duras / Gakho | 
			QF | 
			6-4, 6-4 | 
			1.52 | 
			2.39 | 
		
		
			| 01.10. | 
			  | 
			Drzew / Walko - Khabi / Manaf | 
			R16 | 
			4-6, 7-64, 10-5 | 
			1.63 | 
			1.94 | 
		
		
			|   Glasgow challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 19.09. | 
			  | 
			Genge / Raman - Drzew / Walko | 
			QF | 
			6-4, 3-6, 10-3 | 
			1.70 | 
			1.82 | 
		
		
			| 18.09. | 
			  | 
			Drzew / Walko - Johns / White | 
			R16 | 
			3-6, 6-3, 10-3 | 
			1.30 | 
			3.23 | 
		
		
			|   Mallorca challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 31.08. | 
			  | 
			Arend / Pel D - Drzew / Walko | 
			F | 
			7-5, 6-4 | 
			1.43 | 
			2.61 | 
		
		
			| 30.08. | 
			  | 
			Drzew / Walko - Ignat / Safiu | 
			SF | 
			3-6, 6-3, 10-0 | 
			1.50 | 
			2.37 | 
		
		
			| 29.08. | 
			  | 
			Drzew / Walko - Cohen / Sibil | 
			QF | 
			6-0, 6-2 | 
			1.00 | 
			16.50 | 
		
		
			| 28.08. | 
			  | 
			Drzew / Walko - David / Lopez | 
			R16 | 
			4-6, 1-0 | 
			1.73 | 
			1.82 | 
		
		
			|   Meerbusch challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 17.08. | 
			  | 
			Begem / Merge - Drzew / Walko | 
			SF | 
			6-2, 7-5 | 
			1.46 | 
			2.54 | 
		
		
			| 15.08. | 
			  | 
			Drzew / Walko - Herna / Orteg | 
			QF | 
			6-4, 6-3 | 
			1.66 | 
			1.89 | 
		
		
			| 14.08. | 
			  | 
			Drzew / Walko - Breit / Simon | 
			R16 | 
			6-2, 6-4 | 
			1.02 | 
			11.13 | 
		
		
			|   Augsburg challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 08.08. | 
			  | 
			Saban / Saban - Drzew / Walko | 
			R16 | 
			6-3, 6-3 | 
			1.73 | 
			1.98 | 
		
		
			|   Prague 2 challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 25.07. | 
			  | 
			Begem / Merge - Drzew / Walko | 
			QF | 
			6-3, 6-3 | 
			1.56 | 
			2.06 | 
		
		
			| 24.07. | 
			  | 
			Drzew / Walko - Gimen / Zapat | 
			R16 | 
			6-2, 6-3 | 
			1.65 | 
			1.95 | 
		
		
			|   Ludwingshafen challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 02.07. | 
			  | 
			Horan / Miedl - Drzew / Walko | 
			R16 | 
			7-5, 7-5 | 
			2.06 | 
			1.59 | 
		
		
			|   Parma challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 19.06. | 
			  | 
			Rombo / Vavas - Drzew / Walko | 
			R16 | 
			6-3, 6-2 | 
			1.62 | 
			2.10 | 
		
		
			|   Poznan challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 04.06. | 
			  | 
			Barra / Branc - Drzew / Walko | 
			R16 | 
			7-63, 6-1 | 
			2.11 | 
			1.65 | 
		
		
			|   Jerusalem challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 23.05. | 
			  | 
			Altun / Petro - Drzew / Walko | 
			QF | 
			5-7, 6-3, 16-14 | 
			2.21 | 
			1.60 | 
		
		
			| 22.05. | 
			  | 
			Drzew / Walko - Erlic / Shama | 
			R16 | 
			7-63, 4-6, 10-2 | 
			2.70 | 
			1.40 | 
		
		
			|   Rome 2 challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 09.05. | 
			  | 
			Oswal / Polas - Drzew / Walko | 
			QF | 
			6-4, 6-2 | 
			1.43 | 
			2.64 | 
		
		
			| 08.05. | 
			  | 
			Drzew / Walko - Agame / Rombo | 
			R16 | 
			6-3, 6-2 | 
			2.30 | 
			1.54 | 
		
		
			|   Ostrava challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 01.05. | 
			  | 
			Bonzi / Vervo - Drzew / Walko | 
			R16 | 
			6-3, 4-6, 10-5 | 
			1.74 | 
			1.99 | 
		
		
			|   Barletta challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 11.04. | 
			  | 
			Brkic / Draga - Drzew / Walko | 
			QF | 
			7-66, 6-4 | 
			1.84 | 
			1.83 | 
		
		
			| 10.04. | 
			  | 
			Drzew / Walko - Giust / Serda | 
			R16 | 
			7-61, 64-7, 10-5 | 
			1.26 | 
			1.97 | 
		
		
			|   Bergamo challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 20.02. | 
			  | 
			Brkic / Brown - Drzew / Walko | 
			R16 | 
			6-2, 6-4 | 
			1.86 | 
			1.82 | 
		
		
			|   Futures 2019 | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 26.01. | 
			  | 
			Drzew / Walko - Genge / Kalen | 
			F | 
			7-5, 6-3 | 
			1.54 | 
			2.27 | 
		
		
			| 25.01. | 
			  | 
			Drzew / Walko - Cubel / Netus | 
			SF | 
			6-3, 7-64 | 
			1.21 | 
			4.10 | 
		
		
			| 24.01. | 
			  | 
			Drzew / Walko - Heger / Toreb | 
			QF | 
			6-3, 6-3 | 
			1.28 | 
			3.32 | 
		
		
			| 23.01. | 
			  | 
			Drzew / Walko - Smits / Van D | 
			R16 | 
			3-6, 6-4, 11-9 | 
			1.89 | 
			1.77 |