2021 Estoril Open – Singles

Singles
2021 Estoril Open
2019 Champion	Stefanos Tsitsipas (2019)
Draw	28 (4 Q / 3 WC )
Seeds	8

Main article: 2021 Estoril Open

Stefanos Tsitsipas was the defending champion, but he decided not to participate this year.

Seeds

The top four seeds received a bye into the second round.

1. Denis Shapovalov
2. Cristian Garín
3. Ugo Humbert
4. Kei Nishikori (Withdrew)
5. Alexander Bublik (First round)
6. Marin Čilić
7. Albert Ramos Viñolas
8. Alejandro Davidovich Fokina

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

Top half

	First Round							Second Round							Quarterfinals							Semifinals
								1/WC	D Shapovalov
		M Giron	4	79	4				C Moutet
		C Moutet	6	67	6
		G Simon	5	3
		P-H Herbert	7	6					P-H Herbert
		F Verdasco	3	3					A Ramos Viñolas
	7	A Ramos Viñolas	6	6
								3	U Humbert
		M Cecchinato	6	6					M Cecchinato
		L Harris	3	4
		J Chardy	3	6	6
	Q	J Munar	6	3	4				J Chardy
		P Andújar	3	6	1			8	A Davidovich Fokina
	8	A Davidovich Fokina	6	4	6

Bottom half

	First Round							Second Round							Quarterfinals							Semifinals
	6	M Čilić	6	1	6
	Q	C Alcaraz	3	6	4			6	M Čilić
	Q	N Borges	77	6				Q	N Borges
		J Thompson	65	3
		K Anderson	4	78	77
		F Tiafoe	6	66	64				K Anderson
								LL	R Carballés Baena
	5	A Bublik	3	0
	Q	P Martínez	6	6				Q	P Martínez
		C Norrie	6	6					C Norrie
	WC	J Sousa	1	3
		JI Londero	3	5
		R Gasquet	6	7					R Gasquet
								2	C Garín

Qualifying

Seeds

1. Jaume Munar (Qualified)
2. Roberto Carballés Baena (Qualifying competition, Lucky loser)
3. Juan Ignacio Londero (Moved to main draw)
4. Pedro Martínez (Qualified)
5. Pedro Sousa (First round)
6. Carlos Alcaraz (Qualified)
7. Brandon Nakashima (First round)
8. Liam Broady (First round)

Qualifiers

1. Jaume Munar
2. Nuno Borges
3. Carlos Alcaraz
4. Pedro Martínez

Lucky loser

1. Roberto Carballés Baena

Qualifying draw

First qualifier

	First Round							Qualifying Competition
	1	Jaume Munar	6	77
		Thomas Fabbiano	4	65
								1	Jaume Munar	78	6
								WC	Frederico Ferreira Silva	66	3
	WC	Frederico Ferreira Silva	6	6
	7	Brandon Nakashima	2	3

Second qualifier

	First Round							Qualifying Competition
	2	Roberto Carballés Baena	7	7
		Henri Laaksonen	5	5
								2	Roberto Carballés Baena	5	4
								WC	Nuno Borges	7	6
	WC	Nuno Borges	6	7
	8	Liam Broady	3	5

Third qualifier

	First Round							Qualifying Competition
	Alt	João Domingues	4	2
		Carlos Taberner	6	6
									Carlos Taberner	5	3
								6	Carlos Alcaraz	7	6
		Tallon Griekspoor	1	3
	6	Carlos Alcaraz	6	6

Fourth qualifier

	First Round							Qualifying Competition
	4	Pedro Martínez	6	64	6
		Botic van de Zandschulp	4	77	1
								4	Pedro Martínez	7	7
									Marc-Andrea Hüsler	5	5
		Marc-Andrea Hüsler	6	6
	5	Pedro Sousa	2	4

References

• Main draw
• Qualifying draw