2021 Braga Open – Singles

João Domingues was the defending champion but lost in the first round to Jesper de Jong.

Singles
2021 Braga Open
Champion	Thiago Monteiro
Runner-up	Nikola Milojević
Score	7–5, 7–5

Main article: 2021 Braga Open

Thiago Monteiro won the title after defeating Nikola Milojević 7–5, 7–5 in the final.

Seeds

1. Thiago Monteiro (champion)
2. Taro Daniel (quarterfinals)
3. Hugo Gaston (semifinals)
4. Nikola Milojević (final)
5. Cedrik-Marcel Stebe (quarterfinals)
6. Alessandro Giannessi (second round)
7. Frederico Ferreira Silva (first round)
8. Steven Diez (first round, retired)

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
	1	Thiago Monteiro	6	6
	3	Hugo Gaston	4	1
								1	Thiago Monteiro	7	7
								4	Nikola Milojević	5	5
	4	Nikola Milojević	6	6
	Q	N Sánchez Izquierdo	2	4

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	T Monteiro	6	6
	Q	Peter Heller	3	3				1	T Monteiro	6	6
	WC	T Cação	4	6	6			WC	T Cação	1	1
		R Ortega Olmedo	6	1	1										1	T Monteiro	4	6	6
	PR	J De Loore	4	6	3											A Arnaboldi	6	4	2
		A Arnaboldi	6	4	6				A Arnaboldi	6	6
		T-S Kwiatkowski	7	6					T-S Kwiatkowski	4	1
	7	F Ferreira Silva	5	3																		1	T Monteiro	6	6
	3	H Gaston	6	6																		3	H Gaston	4	1
		J Barranco Cosano	4	0				3	H Gaston	77	6
	WC	Pedro Araújo	6	6				WC	P Araújo	65	3
	WC	Luís Faria	2	4											3	H Gaston	6	6
		J de Jong	6	6												J de Jong	3	1
		J Domingues	4	4					J de Jong	6	7
	Q	K Uchida	4	1				6	A Giannessi	3	5
	6	A Giannessi	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	5	C-M Stebe	6	3	6
		A Pellegrino	3	6	2			5	C-M Stebe	6	0
		I Sijsling	1	4					M Vrbenský	1	0r
		M Vrbenský	6	6											5	C-M Stebe	3	4
		G Zeppieri	4	4											4	N Milojević	6	6
	Q	S Rodríguez Taverna	6	6				Q	S Rodríguez Taverna	3	6	5
		N Borges	3	66				4	N Milojević	6	3	7
	4	N Milojević	6	78																		4	N Milojević	6	6
	8	S Diez	1r																			Q	N Sánchez Izquierdo	2	4
	Q	N Sánchez Izquierdo	2					Q	N Sánchez Izquierdo	7	6
		A Collarini	6	6					A Collarini	5	2
	LL	A Rybakov	2	2											Q	N Sánchez Izquierdo	6	6
		R Haase	2	77	6										2	T Daniel	3	2
		R Cid Subervi	6	65	4				R Haase	3	1
	PR	F Baldi	2	6	0			2	T Daniel	6	6
	2	T Daniel	6	4	6

External links

• Main draw
• Qualifying draw