Singles
2021 Cleveland Open
Champion	Bjorn Fratangelo
Runner-up	Jenson Brooksby
Score	7–5, 6–4

Mikael Torpegaard was the defending champion^[1] but lost in the first round to Lucas Catarina.

Bjorn Fratangelo won the title after defeating Jenson Brooksby 7–5, 6–4 in the final.

Seeds

Draw

Finals

	Semifinals							Final
		Jenson Brooksby	2	7	6
	3	Emilio Gómez	6	5	4
									Jenson Brooksby	5	4
									Bjorn Fratangelo	7	6
	Q	Aleksandar Kovacevic	3	6	1
		Bjorn Fratangelo	6	2	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	J Duckworth	611	1
		Mi Redlicki	713	6					Mi Redlicki	6	6
	WC	L Draxl	78	6				WC	L Draxl	3	3
		R Quiroz	66	4												Mi Redlicki	65	4
		J Brooksby	77	77												J Brooksby	77	6
	WC	Z Svajda	64	65					J Brooksby	6	77
	Q	Felix Corwin	60	64				6	B Schnur	2	65
	6	B Schnur	77	77																			J Brooksby	2	7	6
	3	E Gómez	6	6																		3	E Gómez	6	5	4
	Alt	E King	4	2				3	E Gómez	1	77	6
	Alt	N Mejía	6	4	6			Alt	N Mejía	6	64	1
	Q	Evan Song	3	6	3										3	E Gómez	6	6
		H Moriya	6	4	2											C Eubanks	3	3
		C Eubanks	4	6	6				C Eubanks	6	6
		D King	6	5	7				D King	1	2
	5	M Krueger	3	7	5

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	8	R Cid Subervi	2	4
	Q	A Kovacevic	6	6				Q	A Kovacevic	77	6
		N Chappell	4	7	4			WC	R Smith	64	3
	WC	Roy Smith	6	5	6										Q	A Kovacevic	5	6	6
		K King	4	61												Yo Watanuki	7	2	3
		Yo Watanuki	6	77					Yo Watanuki	6	5	6
	Alt	L Catarina	5	6	6			Alt	L Catarina	3	7	1
	4	M Torpegaard	7	3	4																	Q	A Kovacevic	3	6	1
	7	T-S Kwiatkowski	4	2																			B Fratangelo	6	2	6
		B Fratangelo	6	6					B Fratangelo	6	6
		A Ritschard	77	5	7				A Ritschard	3	2
		JC Aragone	65	7	5											B Fratangelo	6	5
	Q	A Galarneau	6	6											Q	A Galarneau	3	0r
		Shuichi Sekiguchi	3	1				Q	A Galarneau	7	7
		D Young	6	65	7				D Young	5	5
	2	G Soeda	3	77	5

References

External links

• Main draw
• Qualifying draw