Doubles
2021 Challenger Eckental
Final
Champions	Roman Jebavý Jonny O'Mara
Runners-up	Ruben Bemelmans Daniel Masur
Score	6–4, 7–5
Events
Singles Doubles
← 2020 · Challenger Eckental · 2022 →

Dustin Brown and Antoine Hoang were the defending champions^[1] but only Brown chose to defend his title, partnering Andrea Vavassori. Brown lost in the quarterfinals to Ruben Bemelmans and Daniel Masur.

Roman Jebavý and Jonny O'Mara won the title after defeating Bemelmans and Masur 6–4, 7–5 in the final.

	First round							Quarterfinals							Semifinals							Final
	1	R Jebavý J O'Mara	77	6
		A Šetkić J Thompson	62	2				1	R Jebavý J O'Mara	6	6
		VV Cornea R Ramanathan	6	6					VV Cornea R Ramanathan	4	4
		J Draper E Furness	2	4											1	R Jebavý J O'Mara	77	6
	4	M-A Hüsler D Pel	4	65												A Erler L Miedler	65	4
		A Erler L Miedler	6	77					A Erler L Miedler	7	5	[10]
								WC	T Sandkaulen H Squire	5	7	[5]
																						1	R Jebavý J O'Mara	6	7
		M Marterer V Sachko	6	3	[7]																		R Bemelmans D Masur	4	5
		A Cozbinov M Cressy	2	6	[10]				A Cozbinov M Cressy	4	77	[7]
		J Lenz T-S Weissborn	6	4	[7]			3	S Walków J Zieliński	6	62	[10]
	3	S Walków J Zieliński	4	6	[10]										3	S Walków J Zieliński	63	5
	WC	M Möller Alen Mujakić	1	1												R Bemelmans D Masur	77	7
		R Bemelmans D Masur	6	6					R Bemelmans D Masur	78	6
								2	D Brown A Vavassori	66	3

• Main draw