2021 Internazionali di Tennis Città di Trieste – Singles

Singles
2021 Internazionali di Tennis Città di Trieste
Champion	Tomás Martín Etcheverry
Runner-up	Thiago Agustín Tirante
Score	6–1, 6–1

Main article: 2021 Internazionali di Tennis Città di Trieste

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

Tomás Martín Etcheverry won the title after defeating Thiago Agustín Tirante 6–1, 6–1 in the final.

Seeds

1. Damir Džumhur (semifinals)
2. Antoine Hoang (second round)
3. Tomás Martín Etcheverry (champion)
4. Danilo Petrović (withdrew)
5. Alessandro Giannessi (second round)
6. Marco Trungelliti (first round, retired)
7. Maximilian Marterer (semifinals)
8. Thomas Fabbiano (first round)

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	Damir Džumhur	3	3
	Q	Thiago Agustín Tirante	6	6
								Q	Thiago Agustín Tirante	1	1
								3	Tomás Martín Etcheverry	6	6
	3	Tomás Martín Etcheverry	7	7
	Q	Timofey Skatov	5	5

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	D Džumhur	6	7
		A Collarini	0	5				1	D Džumhur	6	6
		P Krstin	6	6					P Krstin	3	1
	Q	V Durasovic	3	2											1	D Džumhur	6	6
		G Zeppieri	3	6	6										7	M Marterer	4	4
	Q	P Sakamoto	6	3	3				G Zeppieri	4	6	64
	WC	L Nardi	3	4				7	M Marterer	6	4	77
	7	M Marterer	6	6																		1	D Džumhur	3	3
	Q	TA Tirante	6	6																		Q	TA Tirante	6	6
		A Pellegrino	3	1				Q	TA Tirante	6	6
		N Serdarušić	3	3					R Bonadio	4	2
		R Bonadio	6	6											Q	TA Tirante	7	6
		D Ajduković	7	3	3										LL	O Luz	5	4
	PR	J Lenz	5	6	6			PR	J Lenz	5	0
	LL	O Luz	4					LL	O Luz	7	6
	6	M Trungelliti	2r

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	5	A Giannessi	4	6	6
		R Molleker	6	2	1			5	A Giannessi	710	4	0
		GM Moroni	2	66					V Sachko	68	6	6
		V Sachko	6	78												V Sachko	4	4
		A Arnaboldi	63	1											3	TM Etcheverry	6	6
	WC	R Haase	77	6				WC	R Haase	6	0	4
		C Ugo Carabelli	3	5				3	TM Etcheverry	4	6	6
	3	TM Etcheverry	6	7																		3	TM Etcheverry	7	7
	8	T Fabbiano	3	4																		Q	T Skatov	5	5
		L Giustino	6	6					L Giustino	6	2	1
	Q	T Skatov	7	5	6			Q	T Skatov	1	6	6
		D Stricker	5	7	4										Q	T Skatov	65	6	78
	WC	F Cobolli	78	6											WC	F Cobolli	77	1	66
		M Vrbenský	66	3				WC	F Cobolli	6	6
		F Meligeni Alves	77	63	1			2	A Hoang	2	1
	2	A Hoang	65	77	6

External links

• Main draw
• Qualifying draw