Singles
2021 Challenger Città di Lugano
Champion	Dominic Stricker
Runner-up	Vitaliy Sachko
Score	6–4, 6–2

This was the first edition of the tournament.^[1]

Dominic Stricker won the title after defeating Vitaliy Sachko 6–4, 6–2 in the final, and as No. 874 became the lowest-ranked champion in Challenger history.

Seeds

Draw

Finals

	Semifinals							Final
	1	Yūichi Sugita	7	4	4
	WC	Dominic Stricker	5	6	6
								WC	Dominic Stricker	6	6
								Q	Vitaliy Sachko	4	2
	Q	Vitaliy Sachko	7	6
	Alt	Altuğ Çelikbilek	5	0

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	Y Sugita	6	7
		J Lenz	2	5				1	Y Sugita	78	61	6
		A Menéndez Maceiras	77	4	3			WC	L Riedi	66	77	4
	WC	L Riedi	65	6	6										1	Y Sugita	77	4	77
	LL	J Sels	2	6	1											E Karlovskiy	64	6	62
		E Karlovskiy	6	1	6				E Karlovskiy	6	6
		A Santillan	1	6	6				A Santillan	4	3
	LL	R Peniston	6	1	3																	1	Y Sugita	7	4	4
	3	P Gojowczyk	4	6	4																	WC	D Stricker	5	6	6
	Q	T van Rijthoven	6	4	6			Q	T van Rijthoven	7	4	67
		J Clarke	4	4				WC	D Stricker	5	6	79
	WC	D Stricker	6	6											WC	D Stricker	6	6
		H Moriya	1	6	7											D Masur	2	4
	SE	M Bachinger	6	3	5				H Moriya	6	2	1
		D Masur	77	7					D Masur	4	6	6
	5	I Marchenko	61	5

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	R Safiullin	6	6
	WC	J Kym	4	2				6	R Safiullin	6	6
	Alt	J Sock	6	6				Alt	J Sock	4	3
	Q	A Bellier	4	3											6	R Safiullin	4	3
		S Stakhovsky	6	6											Q	V Sachko	6	6
	Q	F Forti	4	2					S Stakhovsky	3	1
	Q	V Sachko	2	6	6			Q	V Sachko	6	6
	4	M Polmans	6	4	2																	Q	V Sachko	7	6
	8	R Marcora	4	63																		Alt	A Çelikbilek	5	0
		H Grenier	6	77					H Grenier	6	4	7
		B Tomic	6	6					B Tomic	4	6	5
		A Vukic	4	3												H Grenier	6	4	3
	Alt	L Miedler	77	6											Alt	A Çelikbilek	4	6	6
		L Lacko	60	4				Alt	L Miedler	1r
	Alt	A Çelikbilek	4	6	6			Alt	A Çelikbilek	4
	2	E Donskoy	6	2	1

References

External links

• Main draw
• Qualifying draw