Erste Bank Open 2021 - Đơn

Alexander Zverev
| runner = Frances Tiafoe
| score = 7–5, 6–4
| draw = 32 (4 / 3)
| seeds = 8
| type = singles doubles
| before_name = Erste Bank Open
| after_name = Erste Bank Open
| main_name = Vienna Open
}}

Andrey Rublev là đương kim vô địch, nhưng chọn tham dự ở St. Petersburg.

Alexander Zverev là nhà vô địch, đánh bại Frances Tiafoe trong trận chung kết, 7–5, 6–4.

Hạt giống
Stefanos Tsitsipas (Vòng 2)
Alexander Zverev (Vô địch)
Matteo Berrettini (Tứ kết)
Casper Ruud (Tứ kết)
Hubert Hurkacz (Vòng 1)
Félix Auger-Aliassime (Tứ kết)
Jannik Sinner (Bán kết)
Diego Schwartzman (Tứ kết)
}}

Kết quả

Chung kết
Frances Tiafoe
| RD1-score1-1=3
| RD1-score1-2=7
| RD1-score1-3=6
| RD1-seed2=7
| RD1-team2= Jannik Sinner
| RD1-score2-1=6
| RD1-score2-2=5
| RD1-score2-3=2

| RD1-seed3=
| RD1-team3= Carlos Alcaraz
| RD1-score3-1=3
| RD1-score3-2=3
| RD1-score3-3=
| RD1-seed4=2
| RD1-team4= Alexander Zverev
| RD1-score4-1=6
| RD1-score4-2=6
| RD1-score4-3=

| RD2-seed1=Q
| RD2-team1= Frances Tiafoe
| RD2-score1-1=5
| RD2-score1-2=4
| RD2-score1-3=
| RD2-seed2=2
| RD2-team2= Alexander Zverev
| RD2-score2-1=7
| RD2-score2-2=6
| RD2-score2-3=
}}

Nửa trên
S Tsitsipas
| RD1-score01-1=78
| RD1-score01-2=6
| RD1-score01-3=
| RD1-seed02=
| RD1-team02= G Dimitrov
| RD1-score02-1=66
| RD1-score02-2=4
| RD1-score02-3=

| RD1-seed03=
| RD1-team03= D Lajović
| RD1-score03-1=4
| RD1-score03-2=4
| RD1-score03-3=
| RD1-seed04=Q
| RD1-team04= F Tiafoe
| RD1-score04-1=6
| RD1-score04-2=6
| RD1-score04-3=

| RD1-seed05=
| RD1-team05= G Monfils
| RD1-score05-1=77
| RD1-score05-2=6
| RD1-score05-3=
| RD1-seed06=WC
| RD1-team06= L Musetti
| RD1-score06-1=62
| RD1-score06-2=4
| RD1-score06-3=

| RD1-seed07=
| RD1-team07= F Fognini
| RD1-score07-1=2
| RD1-score07-2=5
| RD1-score07-3=
| RD1-seed08=8
| RD1-team08= D Schwartzman
| RD1-score08-1=6
| RD1-score08-2=7
| RD1-score08-3=

| RD1-seed09=4
| RD1-team09= C Ruud
| RD1-score09-1=7
| RD1-score09-2=77
| RD1-score09-3=
| RD1-seed10=
| RD1-team10= L Harris
| RD1-score10-1=5
| RD1-score10-2=62
| RD1-score10-3=

| RD1-seed11=
| RD1-team11= L Sonego
| RD1-score11-1=6
| RD1-score11-2=6
| RD1-score11-3=
| RD1-seed12=LL
| RD1-team12= D Koepfer
| RD1-score12-1=4
| RD1-score12-2=3
| RD1-score12-3=

| RD1-seed13=WC
| RD1-team13= D Novak
| RD1-score13-1=77
| RD1-score13-2=77
| RD1-score13-3=
| RD1-seed14=Q
| RD1-team14= G Mager
| RD1-score14-1=64
| RD1-score14-2=64
| RD1-score14-3=

| RD1-seed15=
| RD1-team15= R Opelka
| RD1-score15-1=4
| RD1-score15-2=2
| RD1-score15-3=
| RD1-seed16=7
| RD1-team16= J Sinner
| RD1-score16-1=6
| RD1-score16-2=6
| RD1-score16-3=

| RD2-seed01=1
| RD2-team01= S Tsitsipas
| RD2-score01-1=6
| RD2-score01-2=3
| RD2-score01-3=4
| RD2-seed02=Q
| RD2-team02= F Tiafoe
| RD2-score02-1=3
| RD2-score02-2=6
| RD2-score02-3=6

| RD2-seed03=
| RD2-team03= G Monfils
| RD2-score03-1=65
| RD2-score03-2=6
| RD2-score03-3=2
| RD2-seed04=8
| RD2-team04= D Schwartzman
| RD2-score04-1=77
| RD2-score04-2=4
| RD2-score04-3=6

| RD2-seed05=4
| RD2-team05= C Ruud
| RD2-score05-1=7
| RD2-score05-2=4
| RD2-score05-3=6
| RD2-seed06=
| RD2-team06= L Sonego
| RD2-score06-1=5
| RD2-score06-2=6
| RD2-score06-3=4

| RD2-seed07=WC
| RD2-team07= D Novak
| RD2-score07-1=4
| RD2-score07-2=2
| RD2-score07-3=
| RD2-seed08=7
| RD2-team08= J Sinner
| RD2-score08-1=6
| RD2-score08-2=6
| RD2-score08-3=

| RD3-seed01=Q
| RD3-team01= F Tiafoe
| RD3-score01-1=6
| RD3-score01-2=78
| RD3-score01-3=
| RD3-seed02=8
| RD3-team02= D Schwartzman
| RD3-score02-1=4
| RD3-score02-2=66
| RD3-score02-3=

| RD3-seed03=4
| RD3-team03= C Ruud
| RD3-score03-1=5
| RD3-score03-2=1
| RD3-score03-3=
| RD3-seed04=7
| RD3-team04= J Sinner
| RD3-score04-1=7
| RD3-score04-2=6
| RD3-score04-3=

| RD4-seed01=Q
| RD4-team01= F Tiafoe
| RD4-score01-1=3
| RD4-score01-2=7
| RD4-score01-3=6
| RD4-seed02=7
| RD4-team02= J Sinner
| RD4-score02-1=6
| RD4-score02-2=5
| RD4-score02-3=2
}}

Nửa dưới
H Hurkacz
| RD1-score01-1=4
| RD1-score01-2=78
| RD1-score01-3=3
| RD1-seed02=WC
| RD1-team02= A Murray
| RD1-score02-1=6
| RD1-score02-2=66
| RD1-score02-3=6

| RD1-seed03=
| RD1-team03= C Alcaraz
| RD1-score03-1=6
| RD1-score03-2=6
| RD1-score03-3=
| RD1-seed04=
| RD1-team04= D Evans
| RD1-score04-1=4
| RD1-score04-2=3
| RD1-score04-3=

| RD1-seed05=
| RD1-team05= N Basilashvili
| RD1-score05-1=7
| RD1-score05-2=4
| RD1-score05-3=6
| RD1-seed06=
| RD1-team06= P Carreño Busta
| RD1-score06-1=5
| RD1-score06-2=6
| RD1-score06-3=3

| RD1-seed07=Q
| RD1-team07= A Popyrin
| RD1-score07-1=63
| RD1-score07-2=3
| RD1-score07-3=
| RD1-seed08=3
| RD1-team08= M Berrettini
| RD1-score08-1=77
| RD1-score08-2=6
| RD1-score08-3=

| RD1-seed09=6
| RD1-team09= F Auger-Aliassime
| RD1-score09-1=6
| RD1-score09-2=6
| RD1-score09-3=
| RD1-seed10=SE
| RD1-team10= R Berankis
| RD1-score10-1=3
| RD1-score10-2=2
| RD1-score10-3=

| RD1-seed11=
| RD1-team11= C Norrie
| RD1-score11-1=77
| RD1-score11-2=6
| RD1-score11-3=
| RD1-seed12=
| RD1-team12= M Fucsovics
| RD1-score12-1=64
| RD1-score12-2=1
| RD1-score12-3=

| RD1-seed13=
| RD1-team13= A de Minaur
| RD1-score13-1=6
| RD1-score13-2=77
| RD1-score13-3=
| RD1-seed14=Q
| RD1-team14= K Anderson
| RD1-score14-1=3
| RD1-score14-2=63
| RD1-score14-3=

| RD1-seed15=
| RD1-team15= F Krajinović
| RD1-score15-1=2
| RD1-score15-2=5
| RD1-score15-3=
| RD1-seed16=2
| RD1-team16= A Zverev
| RD1-score16-1=6
| RD1-score16-2=7
| RD1-score16-3=

| RD2-seed01=WC
| RD2-team01= A Murray
| RD2-score01-1=3
| RD2-score01-2=4
| RD2-score01-3=
| RD2-seed02=
| RD2-team02= C Alcaraz
| RD2-score02-1=6
| RD2-score02-2=6
| RD2-score02-3=

| RD2-seed03=
| RD2-team03= N Basilashvili
| RD2-score03-1=77
| RD2-score03-2=2
| RD2-score03-3=3
| RD2-seed04=3
| RD2-team04= M Berrettini
| RD2-score04-1=65
| RD2-score04-2=6
| RD2-score04-3=6

| RD2-seed05=6
| RD2-team05= F Auger-Aliassime
| RD2-score05-1=2
| RD2-score05-2=78
| RD2-score05-3=6
| RD2-seed06=
| RD2-team06= C Norrie
| RD2-score06-1=6
| RD2-score06-2=66
| RD2-score06-3=4

| RD2-seed07=
| RD2-team07= A de Minaur
| RD2-score07-1=2
| RD2-score07-2=6
| RD2-score07-3=2
| RD2-seed08=2
| RD2-team08= A Zverev
| RD2-score08-1=6
| RD2-score08-2=3
| RD2-score08-3=6

| RD3-seed01=
| RD3-team01= C Alcaraz
| RD3-score01-1=6
| RD3-score01-2=62
| RD3-score01-3=77
| RD3-seed02=3
| RD3-team02= M Berrettini
| RD3-score02-1=1
| RD3-score02-2=77
| RD3-score02-3=65

| RD3-seed03=6
| RD3-team03= F Auger-Aliassime
| RD3-score03-1=4
| RD3-score03-2=6
| RD3-score03-3=3
| RD3-seed04=2
| RD3-team04= A Zverev
| RD3-score04-1=6
| RD3-score04-2=3
| RD3-score04-3=6

| RD4-seed01=
| RD4-team01= C Alcaraz
| RD4-score01-1=3
| RD4-score01-2=3
| RD4-score01-3=
| RD4-seed02=2
| RD4-team02= A Zverev
| RD4-score02-1=6
| RD4-score02-2=6
| RD4-score02-3=
}}

Vòng loại
Hạt giống
Frances Tiafoe (Vượt qua vòng loại)
Marcos Giron (Vòng 1)
Kevin Anderson (Vượt qua vòng loại)
Dominik Koepfer (Vòng loại cuối cùng, Thua cuộc may mắn)
Gianluca Mager (Vượt qua vòng loại)
Alexei Popyrin (Vượt qua vòng loại)
Roberto Carballés Baena (Vòng loại cuối cùng)
Peter Gojowczyk (Vòng 1)
}}

Vượt qua vòng loại
Frances Tiafoe
Alexei Popyrin
Kevin Anderson
Gianluca Mager
}}

Thua cuộc may mắn
Dominik Koepfer
}}

Kết quả vòng loại
Vòng loại thứ 1
Frances Tiafoe
| RD1-score1-1=6
| RD1-score1-2=3
| RD1-score1-3=6
| RD1-seed2=
| RD1-team2= Alex Molčan
| RD1-score2-1=4
| RD1-score2-2=6
| RD1-score2-3=1

| RD1-seed3=WC
| RD1-team3= Lucas Miedler
| RD1-score3-1=77
| RD1-score3-2=6
| RD1-score3-3=
| RD1-seed4=8
| RD1-team4= Peter Gojowczyk
| RD1-score4-1=64
| RD1-score4-2=2
| RD1-score4-3=

| RD2-seed1=1
| RD2-team1= Frances Tiafoe
| RD2-score1-1=65
| RD2-score1-2=6
| RD2-score1-3=6
| RD2-seed2=WC
| RD2-team2= Lucas Miedler
| RD2-score2-1=77
| RD2-score2-2=4
| RD2-score2-3=3
}}

Vòng loại thứ 2
Marcos Giron
| RD1-score1-1=65
| RD1-score1-2=4
| RD1-score1-3=
| RD1-seed2=
| RD1-team2= Norbert Gombos
| RD1-score2-1=77
| RD1-score2-2=6
| RD1-score2-3=

| RD1-seed3=&nbsp;
| RD1-team3= Feliciano López
| RD1-score3-1=5
| RD1-score3-2=68
| RD1-score3-3=
| RD1-seed4=6
| RD1-team4= Alexei Popyrin
| RD1-score4-1=7
| RD1-score4-2=710
| RD1-score4-3=

| RD2-seed1=&nbsp;
| RD2-team1= Norbert Gombos
| RD2-score1-1=63
| RD2-score1-2=77
| RD2-score1-3=5
| RD2-seed2=6
| RD2-team2= Alexei Popyrin
| RD2-score2-1=77
| RD2-score2-2=60
| RD2-score2-3=7
}}

Vòng loại thứ 3
Kevin Anderson
| RD1-score1-1=6
| RD1-score1-2=6
| RD1-score1-3=
| RD1-seed2=Alt
| RD1-team2= Jurij Rodionov
| RD1-score2-1=1
| RD1-score2-2=4
| RD1-score2-3=

| RD1-seed3=WC
| RD1-team3= Dominic Stricker
| RD1-score3-1=4
| RD1-score3-2=6
| RD1-score3-3=1
| RD1-seed4=7
| RD1-team4= Roberto Carballés Baena
| RD1-score4-1=6
| RD1-score4-2=3
| RD1-score4-3=6

| RD2-seed1=3
| RD2-team1= Kevin Anderson
| RD2-score1-1=7
| RD2-score1-2=4
| RD2-score1-3=77
| RD2-seed2=7
| RD2-team2= Roberto Carballés Baena
| RD2-score2-1=5
| RD2-score2-2=6
| RD2-score2-3=65
}}

Vòng loại thứ 4
Dominik Koepfer
| RD1-score1-1=78
| RD1-score1-2=6
| RD1-score1-3=
| RD1-seed2=Alt
| RD1-team2= Alex Bolt
| RD1-score2-1=66
| RD1-score2-2=1
| RD1-score2-3=

| RD1-seed3=WC
| RD1-team3= Alexander Erler
| RD1-score3-1=77
| RD1-score3-2=2
| RD1-score3-3=4
| RD1-seed4=5
| RD1-team4= Gianluca Mager
| RD1-score4-1=62
| RD1-score4-2=6
| RD1-score4-3=6

| RD2-seed1=4
| RD2-team1= Dominik Koepfer
| RD2-score1-1=3
| RD2-score1-2=6
| RD2-score1-3=3
| RD2-seed2=5
| RD2-team2= Gianluca Mager
| RD2-score2-1=6
| RD2-score2-2=3
| RD2-score2-3=6
}}

Tham khảo

Liên kết ngoài
Kết quả vòng đấu chính
Kết quả vòng loại