2021 Generali Open Kitzbühel – Singles

Singles
2021 Generali Open Kitzbühel
Champion	Casper Ruud
Runner-up	Pedro Martínez
Final score	6–1, 4–6, 6–3

Main article: 2021 Generali Open Kitzbühel

Miomir Kecmanović was the defending champion, but chose to compete at the Summer Olympics instead.

Casper Ruud won his fifth ATP Tour title, defeating Pedro Martínez in the final, 6–1, 4–6, 6–3. It was Ruud's third consecutive title in as many weeks.

Seeds

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

1. Casper Ruud (champion)
2. Roberto Bautista Agut (second round)
3. Filip Krajinović (quarterfinals)
4. Albert Ramos Viñolas (second round)
5. Federico Delbonis (first round)
6. Laslo Đere (first round)
7. Aljaž Bedene (withdrew)
8. Richard Gasquet (withdrew)
9. Jaume Munar (first round)
10. Carlos Alcaraz (first round)

Draw

Key

• Q = Qualifier
• WC = Wild Card
• LL = Lucky Loser

• Alt = Alternate
• SE = Special Exempt
• PR = Protected Ranking

• w/o = Walkover
• r = Retired
• d = Defaulted

Finals

	Semifinals							Final
	1	Casper Ruud	6	79
	Alt	Arthur Rinderknech	3	67
								1	Casper Ruud	6	4	6
									Pedro Martínez	1	6	3
	SE	Daniel Altmaier	6	3	3
		Pedro Martínez	4	6	6

Top half

	First round							Second round							Quarterfinals							Semifinals
								1	C Ruud	7	5	6
	LL	M Vilella Martínez	64	7	6			LL	M Vilella Martínez	5	7	4
	Q	L Neumayer	77	5	4										1	C Ruud	3	77	6
		P Cuevas	3	5												M Ymer	6	65	1
		M Ymer	6	7					M Ymer	6	6
	WC	A Erler	7	1	6			WC	A Erler	2	3
	10	C Alcaraz	5	6	2																	1	C Ruud	6	79
																						Alt	A Rinderknech	3	67
								3	F Krajinović	6	2	6
	WC	T Seyboth Wild	6	3	2			LL	C Taberner	3	6	4
	LL	C Taberner	3	6	6										3	F Krajinović	4	1
		S Travaglia	3	4											Alt	A Rinderknech	6	6
	Q	H Rune	6	6				Q	H Rune	4	6	64
	Alt	A Rinderknech	6	6				Alt	A Rinderknech	6	3	77
	5	F Delbonis	2	4

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	L Đere	6	3	3
	SE	D Altmaier	4	6	6			SE	D Altmaier	6	6
		R Albot	3	67					M Cecchinato	4	4
		M Cecchinato	6	79											SE	D Altmaier	6	65	6
		G Mager	6	6												G Mager	1	77	3
	WC	D Novak	4	0					G Mager	77	1	7
								4	A Ramos Viñolas	63	6	5
																						SE	D Altmaier	6	3	3
	9	J Munar	4	4																			P Martínez	4	6	6
	Q	J Kovalík	6	6				Q	J Kovalík	2	6	6
		J Veselý	6	6					J Veselý	6	2	4
	Q	E Gulbis	4	1											Q	J Kovalík	2	2
		L Pouille	3	77	4											P Martínez	6	6
		P Martínez	6	64	6				P Martínez	6	65	7
								2	R Bautista Agut	4	77	5

Qualifying

Seeds

1. Carlos Taberner (qualifying competition, lucky loser)
2. Andrej Martin (qualifying competition)
3. Jozef Kovalík (qualified)
4. Juan Ignacio Londero (first round, retired)
5. Juan Manuel Cerúndolo (first round)
6. Marc Polmans (first round)
7. Nikola Milojević (first round)
8. Mario Vilella Martínez (qualifying competition, lucky loser)

Qualifiers

1. Ernests Gulbis
2. Holger Rune
3. Jozef Kovalík
4. Lukas Neumayer

Lucky losers

1. Carlos Taberner
2. Mario Vilella Martínez

Qualifying draw

First qualifier

	First round							Qualifying competition
	1	Carlos Taberner	6	77
		Evgeny Karlovskiy	4	64
								1	Carlos Taberner	3	6	3
									Ernests Gulbis	6	3	6
		Ernests Gulbis	6	6
	7	Nikola Milojević	3	4

Second qualifier

	First round							Qualifying competition
	2	Andrej Martin	6	6
		Zizou Bergs	4	3
								2	Andrej Martin	5	5
									Holger Rune	7	7
		Holger Rune	78	6
	6	Marc Polmans	66	3

Third qualifier

	First round							Qualifying competition
	3	Jozef Kovalík	6	6
	WC	Leandro Riedi	2	4
								3	Jozef Kovalík	7	7
								8	Mario Vilella Martínez	5	5
	Alt	Lucas Miedler	3	4
	8	Mario Vilella Martínez	6	6

Fourth qualifier

	First round							Qualifying competition
	4	Juan Ignacio Londero	67	0r
	WC	Lukas Neumayer	79	0
								WC	Lukas Neumayer	6	77
									Lukáš Rosol	4	65
		Lukáš Rosol	6	610	6
	5	Juan Manuel Cerúndolo	3	712	1

References

• Main draw
• Qualifying draw