2021 Banja Luka Challenger – Doubles

Doubles
2021 Banja Luka Challenger
Final
Champions	Antonio Šančić Nino Serdarušić
Runners-up	Ivan Sabanov Matej Sabanov
Score	6–3, 6–3
Events
Singles Doubles
← 2019 · Banja Luka Challenger · 2022 →

Sadio Doumbia and Fabien Reboul were the defending champions^[1] but chose not to defend their title.

Antonio Šančić and Nino Serdarušić won the title after defeating Ivan and Matej Sabanov 6–3, 6–3 in the final.

	First round							Quarterfinals							Semifinals							Final
	1	I Sabanov M Sabanov	6	6
	WC	Vladan Tadić M Topo	2	2				1	I Sabanov M Sabanov	6	6
		V Kirkov D Kuzmanov	77	4	[8]				A Jecan DA Tomescu	3	3
		A Jecan Dan Alexandru Tomescu	61	6	[10]										1	I Sabanov M Sabanov	2	6	[10]
	3	Z Kolář V Sachko	w/o												3	Z Kolář V Sachko	6	3	[6]
		C Gómez-Herrera P Krstin						3	Z Kolář V Sachko	6	2	[11]
		M Bortolotti M Cuevas	6	6					M Bortolotti M Cuevas	3	6	[9]
		M Eriksson DN Mădăraș	1	2																		1	I Sabanov M Sabanov	3	3
		A Cozbinov M Echargui	7	6																			A Šančić N Serdarušić	6	6
		N Milojević A Šetkić	5	1					A Cozbinov M Echargui	64	5
		Davide Pozzi Alexander Weis	4	63				4	J Cerretani F Fallert	77	7
	4	J Cerretani F Fallert	6	77											4	J Cerretani F Fallert	65	3
		V Kopřiva David Poljak	77	6												A Šančić N Serdarušić	77	6
	WC	Danijal Muminović Dražen Petrović	65	3					V Kopřiva D Poljak	1	77	[10]
		A Šančić N Serdarušić	w/o						A Šančić N Serdarušić	6	64	[12]
	2	M Guinard L Margaroli

• Main draw