Doubles
2021 Antalya Challenger II
Final
Champions	Denys Molchanov Aleksandr Nedovyesov
Runners-up	Robert Galloway Alex Lawson
Score	6–4, 7–6(7–2)
Events
Singles Doubles
← 2021 · Antalya Challenger · 2021 →

Denys Molchanov and Aleksandr Nedovyesov were the defending champions and successfully defended their title, defeating Robert Galloway and Alex Lawson 6–4, 7–6^(7–2) in the final.

This was the second edition of the tournament and second of two editions of the tournament to start the 2021 ATP Challenger Tour year.^[1]

	First round							Quarterfinals							Semifinals							Final
	1	P Raja R Ramanathan	3	4
		R Matos F Meligeni Alves	6	6					R Matos F Meligeni Alves	6	6
	WC	S Ağabigün E Kırkın	3	6	[7]			WC	Y Erel M İlhan	2	2
	WC	Y Erel M İlhan	6	1	[10]											R Matos F Meligeni Alves	6	5	[8]
	3	D Molchanov A Nedovyesov	77	6											3	D Molchanov A Nedovyesov	3	7	[10]
		C Taberner D Vega Hernández	61	2				3	D Molchanov A Nedovyesov	7	6
									D Altmaier LD Martínez	5	3
																						3	D Molchanov A Nedovyesov	6	77
		E King N Pasha	w/o																			4	R Galloway A Lawson	4	62
		P Lorenzi GM Moroni							E King N Pasha	6	3	[4]
		L Margaroli F Mergea	65	2				4	R Galloway A Lawson	3	6	[10]
	4	R Galloway A Lawson	77	6											4	R Galloway A Lawson	6	614	[10]
		T Huey S Verbeek	6	710												T Huey S Verbeek	2	716	[5]
		J Domingues J Sousa	3	68					T Huey S Verbeek	77	4	[10]
	WC	D Ajduković T Altuna	1	1				2	H Heliövaara Z Kolář	63	6	[7]
	2	H Heliövaara Z Kolář	6	6

• Main draw