Dubai Tennis Championships 2021 - Đơn nam

Aslan Karatsev
| runner = Lloyd Harris
| score = 6–3, 6–2
| draw = 48 (6 / 4)
| seeds = 16
}}

Aslan Karatsev là nhà vô địch, đánh bại Lloyd Harris trong trận chung kết, 6–3, 6–2. Đây là danh hiệu ATP Tour đầu tiên của Karatsev và anh trở thành tay vợt đặc cách thứ hai trong lịch sử giải đấu giành danh hiệu đơn nam. Harris là tay vợt vượt qua vòng loại đầu tiên vào trận chung kết Dubai Tennis Championships.

Novak Djokovic là đương kim vô địch, nhưng chọn không tham dự.

Hạt giống
Tất cả các hạt giống được miễn vào vòng 2.
Dominic Thiem (Vòng 2)
Andrey Rublev (Bán kết)
Denis Shapovalov (Bán kết)
Roberto Bautista Agut (Vòng 3)
David Goffin (Vòng 2)
Pablo Carreño Busta (Vòng 2)
Stan Wawrinka (Rút lui)
Karen Khachanov (Vòng 3)
Alex de Minaur (Vòng 2)
Borna Ćorić (Rút lui)
Dušan Lajović (Vòng 3)
Dan Evans (Vòng 2)
Hubert Hurkacz (Vòng 3)
Filip Krajinović (Vòng 3)
Taylor Fritz (Vòng 3)
Jannik Sinner (Tứ kết)
Lorenzo Sonego (Vòng 3)
}}

Những tay vợt sau đây cũng được miễn vào vòng 2, sau khi vào vòng bán kết Doha hoặc Marseille:
Nikoloz Basilashvili
Matthew Ebden

6 tay vợt được miễn khác rút lui, và 6 tay vợt được vào vòng đấu chính.

Kết quả

Chung kết
Lloyd Harris
|RD1-score1-1=6
|RD1-score1-2=3
|RD1-score1-3=6
|RD1-seed2=
|RD1-team2= Kei Nishikori
|RD1-score2-1=1
|RD1-score2-2=6
|RD1-score2-3=3

|RD1-seed3=3
|RD1-team3= Denis Shapovalov
|RD1-score3-1=7
|RD1-score3-2=6
|RD1-score3-3=
|RD1-seed4=
|RD1-team4= Jérémy Chardy
|RD1-score4-1=5
|RD1-score4-2=4
|RD1-score4-3=

|RD1-seed5=WC
|RD1-team5= Aslan Karatsev
|RD1-score5-1=65
|RD1-score5-2=6
|RD1-score5-3=6
|RD1-seed6=16
|RD1-team6= Jannik Sinner
|RD1-score6-1=77
|RD1-score6-2=3
|RD1-score6-3=2

|RD1-seed7=
|RD1-team7= Márton Fucsovics
|RD1-score7-1=5
|RD1-score7-2=2
|RD1-score7-3=
|RD1-seed8=2
|RD1-team8= Andrey Rublev
|RD1-score8-1=7
|RD1-score8-2=6
|RD1-score8-3=

|RD2-seed1=Q
|RD2-team1= Lloyd Harris
|RD2-score1-1=65
|RD2-score1-2=6
|RD2-score1-3=78
|RD2-seed2=3
|RD2-team2= Denis Shapovalov
|RD2-score2-1=77
|RD2-score2-2=4
|RD2-score2-3=66

|RD2-seed3=WC
|RD2-team3= Aslan Karatsev
|RD2-score3-1=6
|RD2-score3-2=4
|RD2-score3-3=6
|RD2-seed4=2
|RD2-team4= Andrey Rublev
|RD2-score4-1=2
|RD2-score4-2=6
|RD2-score4-3=4

|RD3-seed1=Q
|RD3-team1= Lloyd Harris
|RD3-score1-1=3
|RD3-score1-2=2
|RD3-score1-3=
|RD3-seed2=WC
|RD3-team2= Aslan Karatsev
|RD3-score2-1=6
|RD3-score2-2=6
|RD3-score2-3=
}}

Nửa trên
Nhánh 1
C O'Connell
| RD1-score03-1=77
| RD1-score03-2=4
| RD1-score03-3=1
| RD1-seed04=Q
| RD1-team04= L Harris
| RD1-score04-1=65
| RD1-score04-2=6
| RD1-score04-3=6

| RD1-seed05=
| RD1-team05= A Davidovich Fokina
| RD1-score05-1=6
| RD1-score05-2=6
| RD1-score05-3=
| RD1-seed06=LL
| RD1-team06= R Albot
| RD1-score06-1=4
| RD1-score06-2=4
| RD1-score06-3=

| RD1-seed11=Q
| RD1-team11= Y Bhambri
| RD1-score11-1=6
| RD1-score11-2=1
| RD1-score11-3=4
| RD1-seed12=
| RD1-team12= A Bedene
| RD1-score12-1=3
| RD1-score12-2=6
| RD1-score12-3=6

| RD1-seed13=
| RD1-team13= K Nishikori
| RD1-score13-1=3
| RD1-score13-2=6
| RD1-score13-3=6
| RD1-seed14=
| RD1-team14= R Opelka
| RD1-score14-1=6
| RD1-score14-2=3
| RD1-score14-3=4

| RD2-seed01=1
| RD2-team01= D Thiem
| RD2-score01-1=3
| RD2-score01-2=4
| RD2-score01-3=
| RD2-seed02=Q
| RD2-team02= L Harris
| RD2-score02-1=6
| RD2-score02-2=6
| RD2-score02-3=

| RD2-seed03=
| RD2-team03= A Davidovich Fokina
| RD2-score03-1=5
| RD2-score03-2=4
| RD2-score03-3=
| RD2-seed04=14
| RD2-team04= F Krajinović
| RD2-score04-1=7
| RD2-score04-2=6
| RD2-score04-3=

| RD2-seed05=LL
| RD2-team05= L Giustino
| RD2-score05-1=4
| RD2-score05-2=3
| RD2-score05-3=
| RD2-seed06=
| RD2-team06= A Bedene
| RD2-score06-1=6
| RD2-score06-2=6
| RD2-score06-3=

| RD2-seed07=
| RD2-team07= K Nishikori
| RD2-score07-1=6
| RD2-score07-2=77
| RD2-score07-3=
| RD2-seed08=5
| RD2-team08= D Goffin
| RD2-score08-1=3
| RD2-score08-2=63
| RD2-score08-3=

| RD3-seed01=Q
| RD3-team01= L Harris
| RD3-score01-1=77
| RD3-score01-2=6
| RD3-score01-3=
| RD3-seed02=14
| RD3-team02= F Krajinović
| RD3-score02-1=65
| RD3-score02-2=4
| RD3-score02-3=

| RD3-seed03=
| RD3-team03= A Bedene
| RD3-score03-1=4
| RD3-score03-2=4
| RD3-score03-3=
| RD3-seed04=
| RD3-team04= K Nishikori
| RD3-score04-1=6
| RD3-score04-2=6
| RD3-score04-3=

| RD4-seed01=Q
| RD4-team01= L Harris
| RD4-score01-1=6
| RD4-score01-2=3
| RD4-score01-3=6
| RD4-seed02=
| RD4-team02= K Nishikori
| RD4-score02-1=1
| RD4-score02-2=6
| RD4-score02-3=3
}}

Nhánh 2
J-L Struff
| RD1-score03-1=6
| RD1-score03-2=6
| RD1-score03-3=
| RD1-seed04=Q
| RD1-team04= M Kukushkin
| RD1-score04-1=3
| RD1-score04-2=2
| RD1-score04-3=

| RD1-seed05=
| RD1-team05= R Gasquet
| RD1-score05-1=6
| RD1-score05-2=6
| RD1-score05-3=
| RD1-seed06=
| RD1-team06= M Cecchinato
| RD1-score06-1=4
| RD1-score06-2=2
| RD1-score06-3=

| RD1-seed11=
| RD1-team11= J Chardy
| RD1-score11-1=6
| RD1-score11-2=3
| RD1-score11-3=6
| RD1-seed12=
| RD1-team12= A Ramos Viñolas
| RD1-score12-1=3
| RD1-score12-2=6
| RD1-score12-3=4

| RD1-seed13=WC
| RD1-team13= A Popyrin
| RD1-score13-1=77
| RD1-score13-2=7
| RD1-score13-3=
| RD1-seed14=WC
| RD1-team14= D Novak
| RD1-score14-1=63
| RD1-score14-2=5
| RD1-score14-3=

| RD2-seed01=3
| RD2-team01= D Shapovalov
| RD2-score01-1=6
| RD2-score01-2=6
| RD2-score01-3=
| RD2-seed02=
| RD2-team02= J-L Struff
| RD2-score02-1=1
| RD2-score02-2=3
| RD2-score02-3=

| RD2-seed03=
| RD2-team03= R Gasquet
| RD2-score03-1=3
| RD2-score03-2=4
| RD2-score03-3=
| RD2-seed04=13
| RD2-team04= H Hurkacz
| RD2-score04-1=6
| RD2-score04-2=6
| RD2-score04-3=

| RD2-seed05=9
| RD2-team05= A de Minaur
| RD2-score05-1=6
| RD2-score05-2=3
| RD2-score05-3=4
| RD2-seed06=
| RD2-team06= J Chardy
| RD2-score06-1=2
| RD2-score06-2=6
| RD2-score06-3=6

| RD2-seed07=WC
| RD2-team07= A Popyrin
| RD2-score07-1=4
| RD2-score07-2=6
| RD2-score07-3=64
| RD2-seed08=8
| RD2-team08= K Khachanov
| RD2-score08-1=6
| RD2-score08-2=3
| RD2-score08-3=77

| RD3-seed01=3
| RD3-team01= D Shapovalov
| RD3-score01-1=6
| RD3-score01-2=6
| RD3-score01-3=
| RD3-seed02=13
| RD3-team02= H Hurkacz
| RD3-score02-1=4
| RD3-score02-2=3
| RD3-score02-3=

| RD3-seed03=
| RD3-team03= J Chardy
| RD3-score03-1=63
| RD3-score03-2=6
| RD3-score03-3=6
| RD3-seed04=8
| RD3-team04= K Khachanov
| RD3-score04-1=77
| RD3-score04-2=4
| RD3-score04-3=4

| RD4-seed01=3
| RD4-team01= D Shapovalov
| RD4-score01-1=7
| RD4-score01-2=6
| RD4-score01-3=
| RD4-seed02=
| RD4-team02= J Chardy
| RD4-score02-1=5
| RD4-score02-2=4
| RD4-score02-3=
}}

Nửa dưới
Nhánh 3
B Zapata Miralles
| RD1-score03-1=6
| RD1-score03-2=6
| RD1-score03-3=
| RD1-seed04=
| RD1-team04= J Millman
| RD1-score04-1=4
| RD1-score04-2=4
| RD1-score04-3=

| RD1-seed05=WC
| RD1-team05= A Karatsev
| RD1-score05-1=6
| RD1-score05-2=6
| RD1-score05-3=
| RD1-seed06=
| RD1-team06= E Gerasimov
| RD1-score06-1=4
| RD1-score06-2=4
| RD1-score06-3=

| RD1-seed11=
| RD1-team11= Y Nishioka
| RD1-score11-1=4
| RD1-score11-2=64
| RD1-score11-3=
| RD1-seed12=
| RD1-team12= A Bublik
| RD1-score12-1=6
| RD1-score12-2=77
| RD1-score12-3=

| RD2-seed01=17
| RD2-team01= L Sonego
| RD2-score01-1=6
| RD2-score01-2=6
| RD2-score01-3=
| RD2-seed02=Q
| RD2-team02= B Zapata Miralles
| RD2-score02-1=2
| RD2-score02-2=2
| RD2-score02-3=

| RD2-seed03=WC
| RD2-team03= A Karatsev
| RD2-score03-1=6
| RD2-score03-2=4
| RD2-score03-3=6
| RD2-seed04=12
| RD2-team04= D Evans
| RD2-score04-1=4
| RD2-score04-2=6
| RD2-score04-3=4

| RD2-seed05=16
| RD2-team05= J Sinner
| RD2-score05-1=2
| RD2-score05-2=77
| RD2-score05-3=6
| RD2-seed06=
| RD2-team06= A Bublik
| RD2-score06-1=6
| RD2-score06-2=62
| RD2-score06-3=4

| RD2-seed07=SE
| RD2-team07= M Ebden
| RD2-score07-1=1r
| RD2-score07-2=
| RD2-score07-3=
| RD2-seed08=4
| RD2-team08= R Bautista Agut
| RD2-score08-1=4
| RD2-score08-2=
| RD2-score08-3=

| RD3-seed01=17
| RD3-team01= L Sonego
| RD3-score01-1=6
| RD3-score01-2=3
| RD3-score01-3=4
| RD3-seed02=WC
| RD3-team02= A Karatsev
| RD3-score02-1=3
| RD3-score02-2=6
| RD3-score02-3=6

| RD3-seed03=16
| RD3-team03= J Sinner
| RD3-score03-1=6
| RD3-score03-2=3
| RD3-score03-3=7
| RD3-seed04=4
| RD3-team04= R Bautista Agut
| RD3-score04-1=4
| RD3-score04-2=6
| RD3-score04-3=5

| RD4-seed01=WC
| RD4-team01= A Karatsev
| RD4-score01-1=65
| RD4-score01-2=6
| RD4-score01-3=6
| RD4-seed02=16
| RD4-team02= J Sinner
| RD4-score02-1=77
| RD4-score02-2=3
| RD4-score02-3=2
}}

Nhánh 4
V Pospisil
| RD1-score03-1=6
| RD1-score03-2=5
| RD1-score03-3=4
| RD1-seed04=
| RD1-team04= M Fucsovics
| RD1-score04-1=2
| RD1-score04-2=7
| RD1-score04-3=6

| RD1-seed05=WC
| RD1-team05= M Jaziri
| RD1-score05-1=3
| RD1-score05-2=
| RD1-score05-3=
| RD1-seed06=
| RD1-team06= J-W Tsonga
| RD1-score06-1=3r
| RD1-score06-2=
| RD1-score06-3=

| RD1-seed13=Q
| RD1-team13= E Ruusuvuori
| RD1-score13-1=6
| RD1-score13-2=77
| RD1-score13-3=
| RD1-seed14=
| RD1-team14= J Thompson
| RD1-score14-1=3
| RD1-score14-2=65
| RD1-score14-3=

| RD2-seed01=6
| RD2-team01= P Carreño Busta
| RD2-score01-1=77
| RD2-score01-2=3
| RD2-score01-3=2
| RD2-seed02=
| RD2-team02= M Fucsovics
| RD2-score02-1=65
| RD2-score02-2=6
| RD2-score02-3=6

| RD2-seed03=WC
| RD2-team03= M Jaziri
| RD2-score03-1=5
| RD2-score03-2=2
| RD2-score03-3=
| RD2-seed04=11
| RD2-team04= D Lajović
| RD2-score04-1=7
| RD2-score04-2=6
| RD2-score04-3=

| RD2-seed05=15
| RD2-team05= T Fritz
| RD2-score05-1=4
| RD2-score05-2=6
| RD2-score05-3=77
| RD2-seed06=
| RD2-team06= N Basilashvili
| RD2-score06-1=6
| RD2-score06-2=3
| RD2-score06-3=64

| RD2-seed07=Q
| RD2-team07= E Ruusuvuori
| RD2-score07-1=4
| RD2-score07-2=4
| RD2-score07-3=
| RD2-seed08=2
| RD2-team08= A Rublev
| RD2-score08-1=6
| RD2-score08-2=6
| RD2-score08-3=

| RD3-seed01=
| RD3-team01= M Fucsovics
| RD3-score01-1=6
| RD3-score01-2=4
| RD3-score01-3=6
| RD3-seed02=11
| RD3-team02= D Lajović
| RD3-score02-1=1
| RD3-score02-2=6
| RD3-score02-3=4

| RD3-seed03=15
| RD3-team03= T Fritz
| RD3-score03-1=3
| RD3-score03-2=1
| RD3-score03-3=
| RD3-seed04=2
| RD3-team04= A Rublev
| RD3-score04-1=6
| RD3-score04-2=6
| RD3-score04-3=

| RD4-seed01=
| RD4-team01= M Fucsovics
| RD4-score01-1=5
| RD4-score01-2=2
| RD4-score01-3=
| RD4-seed02=2
| RD4-team02= A Rublev
| RD4-score02-1=7
| RD4-score02-2=6
| RD4-score02-3=
}}

Vòng loại
Hạt giống
Radu Albot (Vòng loại cuối cùng, Thua cuộc may mắn)
Lloyd Harris (Vượt qua vòng loại)
Emil Ruusuvuori (Vượt qua vòng loại)
Mikhail Kukushkin (Vượt qua vòng loại)
Christopher O'Connell (Vượt qua vòng loại)
Evgeny Donskoy (Vòng 1)
Prajnesh Gunneswaran (Vòng 1)
Marc Polmans (Vòng 1)
Bernabé Zapata Miralles (Vượt qua vòng loại)
Lorenzo Giustino (Vòng loại cuối cùng, Thua cuộc may mắn)
Blaž Rola (Vòng loại cuối cùng)
Thomas Fabbiano (Vòng loại cuối cùng)
}}

Vượt qua vòng loại
Bernabé Zapata Miralles
Lloyd Harris
Emil Ruusuvuori
Mikhail Kukushkin
Christopher O'Connell
Yuki Bhambri
}}

Thua cuộc may mắn
Radu Albot
Lorenzo Giustino
}}

Kết quả vòng loại
Vòng loại thứ 1
Radu Albot
| RD1-score1-1=3
| RD1-score1-2=6
| RD1-score1-3=6
| RD1-seed2=
| RD1-team2= Lukáš Lacko
| RD1-score2-1=6
| RD1-score2-2=4
| RD1-score2-3=4

| RD1-seed3=WC
| RD1-team3= Omar Alawadhi
| RD1-score3-1=0
| RD1-score3-2=0
| RD1-score3-3=
| RD1-seed4=9
| RD1-team4= Bernabé Zapata Miralles
| RD1-score4-1=6
| RD1-score4-2=6
| RD1-score4-3=

| RD2-seed1=1
| RD2-team1= Radu Albot
| RD2-score1-1=6
| RD2-score1-2=5
| RD2-score1-3=4
| RD2-seed2=9
| RD2-team2= Bernabé Zapata Miralles
| RD2-score2-1=2
| RD2-score2-2=7
| RD2-score2-3=6
}}

Vòng loại thứ 2
Lloyd Harris
| RD1-score1-1=6
| RD1-score1-2=6
| RD1-score1-3=
| RD1-seed2=
| RD1-team2= Teymuraz Gabashvili
| RD1-score2-1=1
| RD1-score2-2=2
| RD1-score2-3=

| RD1-seed3=
| RD1-team3= Dmitry Popko
| RD1-score3-1=3
| RD1-score3-2=6
| RD1-score3-3=612
| RD1-seed4=11
| RD1-team4= Blaž Rola
| RD1-score4-1=6
| RD1-score4-2=4
| RD1-score4-3=714

| RD2-seed1=2
| RD2-team1= Lloyd Harris
| RD2-score1-1=6
| RD2-score1-2=6
| RD2-score1-3=
| RD2-seed2=11
| RD2-team2= Blaž Rola
| RD2-score2-1=2
| RD2-score2-2=4
| RD2-score2-3=
}}

Vòng loại thứ 3
Emil Ruusuvuori
| RD1-score1-1=77
| RD1-score1-2=4
| RD1-score1-3=6
| RD1-seed2=WC
| RD1-team2= Dimitar Kuzmanov
| RD1-score2-1=64
| RD1-score2-2=6
| RD1-score2-3=1

| RD1-seed3=
| RD1-team3= Viktor Troicki
| RD1-score3-1=7
| RD1-score3-2=6
| RD1-score3-3=
| RD1-seed4=8
| RD1-team4= Marc Polmans
| RD1-score4-1=5
| RD1-score4-2=0
| RD1-score4-3=

| RD2-seed1=3
| RD2-team1= Emil Ruusuvuori
| RD2-score1-1=6
| RD2-score1-2=6
| RD2-score1-3=
| RD2-seed2=
| RD2-team2= Viktor Troicki
| RD2-score2-1=2
| RD2-score2-2=2
| RD2-score2-3=
}}

Vòng loại thứ 4
Mikhail Kukushkin
| RD1-score1-1=7
| RD1-score1-2=3
| RD1-score1-3=6
| RD1-seed2=
| RD1-team2= Maxime Janvier
| RD1-score2-1=5
| RD1-score2-2=6
| RD1-score2-3=1

| RD1-seed3=Alt
| RD1-team3= Andrea Vavassori
| RD1-score3-1=3
| RD1-score3-2=3
| RD1-score3-3=
| RD1-seed4=10
| RD1-team4= Lorenzo Giustino
| RD1-score4-1=6
| RD1-score4-2=6
| RD1-score4-3=

| RD2-seed1=4
| RD2-team1= Mikhail Kukushkin
| RD2-score1-1=6
| RD2-score1-2=6
| RD2-score1-3=
| RD2-seed2=10
| RD2-team2= Lorenzo Giustino
| RD2-score2-1=2
| RD2-score2-2=2
| RD2-score2-3=
}}

Vòng loại thứ 5
Christopher O'Connell
| RD1-score1-1=6
| RD1-score1-2=6
| RD1-score1-3=
| RD1-seed2=
| RD1-team2= Cem İlkel
| RD1-score2-1=3
| RD1-score2-2=4
| RD1-score2-3=

| RD1-seed3=WC
| RD1-team3= Abdulrahman Al Janahi
| RD1-score3-1=1
| RD1-score3-2=2
| RD1-score3-3=
| RD1-seed4=12
| RD1-team4= Thomas Fabbiano
| RD1-score4-1=6
| RD1-score4-2=6
| RD1-score4-3=

| RD2-seed1=5
| RD2-team1= Christopher O'Connell
| RD2-score1-1=6
| RD2-score1-2=6
| RD2-score1-3=
| RD2-seed2=12
| RD2-team2= Thomas Fabbiano
| RD2-score2-1=2
| RD2-score2-2=4
| RD2-score2-3=
}}

Vòng loại thứ 6
Evgeny Donskoy
| RD1-score1-1=4
| RD1-score1-2=4
| RD1-score1-3=
| RD1-seed2=
| RD1-team2= Ramkumar Ramanathan
| RD1-score2-1=6
| RD1-score2-2=6
| RD1-score2-3=

| RD1-seed3=PR
| RD1-team3= Yuki Bhambri
| RD1-score3-1=6
| RD1-score3-2=6
| RD1-score3-3=
| RD1-seed4=7
| RD1-team4= Prajnesh Gunneswaran
| RD1-score4-1=1
| RD1-score4-2=4
| RD1-score4-3=

| RD2-seed1=
| RD2-team1= Ramkumar Ramanathan
| RD2-score1-1=5
| RD2-score1-2=7
| RD2-score1-3=2
| RD2-seed2=PR
| RD2-team2= Yuki Bhambri
| RD2-score2-1=7
| RD2-score2-2=5
| RD2-score2-3=6
}}

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