2018 Koblenz Open – Doubles

Hans Podlipnik-Castillo and Andrei Vasilevski were the defending champions but chose not to defend their title.

Doubles
2018 Koblenz Open
Champions	Romain Arneodo Tristan-Samuel Weissborn
Runners-up	Sander Arends Antonio Šančić
Final score	6–7^(4–7), 7–5, [10–6]

Main article: 2018 Koblenz Open

Romain Arneodo and Tristan-Samuel Weissborn won the title after defeating Sander Arends and Antonio Šančić 6–7^(4–7), 7–5, [10–6] in the final.

Seeds

1. Sander Arends / Antonio Šančić (Final)
2. Romain Arneodo / Tristan-Samuel Weissborn (Champions)
3. Sander Gillé / Joran Vliegen (Semifinals)
4. Sriram Balaji / Vishnu Vardhan (First round)

Draw

Key

• Q = Qualifier
• WC = Wild Card
• LL = Lucky Loser
• Alt = Alternate
• SE = Special Exempt
• PR = Protected Ranking
• ITF = ITF entry
• JE = Junior Exempt
• w/o = Walkover
• r = Retired
• d = Defaulted

	First Round							Quarterfinals							Semifinals							Final
	1	S Arends A Šančić	6	6
		T Matsui A Motti	4	4				1	S Arends A Šančić	7^7	2	[10]
		L Margaroli Y Uchiyama	4	3					Z Kolář A Pavlásek	6^2	6	[5]
		Z Kolář A Pavlásek	6	6											1	S Arends A Šančić	6	3	[11]
	4	S Balaji V Vardhan	4	6^7												G Panfil V Uzhylovskyi	4	6	[9]
	WC	J Choinski M Möller	6	7^9				WC	J Choinski M Möller	6	1	[4]
		T Bednarek D Pel	6^12	4					G Panfil V Uzhylovskyi	4	6	[10]
		G Panfil Volodymyr Uzhylovskyi	7^14	6																		1	S Arends A Šančić	7^7	5	[6]
		I Sabanov M Sabanov	4	6	[13]																	2	R Arneodo T-S Weissborn	6^4	7	[10]
		K Krawietz R Roelofse	6	3	[11]				I Sabanov M Sabanov	7^9	4	[6]
	WC	Raphael Loukas N Serdarušić	2	2				3	S Gillé J Vliegen	6^7	6	[10]
	3	S Gillé J Vliegen	6	6											3	S Gillé J Vliegen	6	3	[4]
		M Moraing O Otte	2	6	[15]										2	R Arneodo T-S Weissborn	3	6	[10]
	WC	B Hassan N Kuhn	6	4	[13]				M Moraing O Otte
		M Draganja T Draganja	4	6	[3]			2	R Arneodo T-S Weissborn	w/o
	2	R Arneodo T-S Weissborn	6	1	[10]

References

• Main Draw