2021 JC Ferrero Challenger Open – Singles

Singles
2021 JC Ferrero Challenger Open
Champion	Constant Lestienne
Runner-up	Hugo Grenier
Score	6–4, 6–3

Main article: 2021 JC Ferrero Challenger Open

Carlos Alcaraz was the defending champion but chose not to defend his title.

Constant Lestienne won the title after defeating Hugo Grenier 6–4, 6–3 in the final.

Seeds

1. Feliciano López (second round)
2. Fernando Verdasco (second round)
3. Oscar Otte (semifinals)
4. Quentin Halys (first round)
5. Dmitry Popko (first round)
6. Kacper Żuk (second round)
7. Mario Vilella Martínez (second round)
8. João Sousa (semifinals)

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
• SR = Special ranking

Finals

	Semifinals							Final
		Hugo Grenier	6	63	6
	3	Oscar Otte	3	77	4
									Hugo Grenier	4	3
									Constant Lestienne	6	6
	8	João Sousa	4	65
		Constant Lestienne	6	77

Top half

	First round							Second round							Quarterfinals							Semifinals
	1/WC	F López	6	6
		R Marcora	3	1				1/WC	F López	3	5
	WC	Em Nava	63	4					H Grenier	6	7
		H Grenier	77	6												H Grenier	6	3	6
		M Geerts	3	77	1											N Borges	4	6	4
		N Borges	6	65	6				N Borges	3	6	6
	Q	Georgii Kravchenko	3	2				7	M Vilella Martínez	6	3	1
	7	M Vilella Martínez	6	6																			H Grenier	6	63	6
	3	O Otte	6	6																		3	O Otte	3	77	4
		A Menéndez Maceiras	2	3				3	O Otte	6	6
		T Fabbiano	6	3	6				T Fabbiano	1	4
		R Ramanathan	4	6	3										3	O Otte	710	6
		K Jacquet	2	6	2r										Q	D Yevseyev	68	1
		D Istomin	6	4	3				D Istomin	5	4
	Q	D Yevseyev	77	6				Q	D Yevseyev	7	6
	5	D Popko	65	4

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	8	J Sousa	6	77
		M Viola	1	65				8	J Sousa	6	3	6
	Q	S Balaji	5	6	6			Q	S Balaji	2	6	4
	WC	N Álvarez Varona	7	4	4										8	J Sousa	3	6	6
	Alt	V Orlov	2	1												F Ferreira Silva	6	3	4
	Alt	M Zverev	6	6				Alt	M Zverev	2	0
		F Ferreira Silva	63	77	78				F Ferreira Silva	6	6
	4	Q Halys	77	64	66																	8	J Sousa	4	65
	6	K Żuk	5	77	6																		C Lestienne	6	77
		T Gabashvili	7	61	3			6	K Żuk	5	3
	Q	S Rodríguez Taverna	5	3				Alt	L Miedler	7	6
	Alt	L Miedler	7	6											Alt	L Miedler	65	4
		C Lestienne	6	7												C Lestienne	77	6
		B Gojo	4	5					C Lestienne	5	77	7
		N Kuhn	4	3				2	F Verdasco	7	64	5
	2	F Verdasco	6	6

External links

• Main draw
• Qualifying draw