1981 Stockholm Open – Singles

{{Tennis events|1981|Stockholm Open|

| defchamp =

| champ = {{flagicon|USA}} Gene Mayer

| runner = {{flagicon|USA}} Sandy Mayer

| score = 6–4, 6–2

| draw = 64

| seeds = 16

| edition =

| type = singles doubles

| before_name = Stockholm Open – Men's singles

}}

{{main|1981 Stockholm Open}}

Björn Borg was the defending champion, but did not participate this year.

Gene Mayer won the title, defeating Sandy Mayer 6–4, 6–2 in the final.

Seeds

{{colbegin}}

  1. {{flagicon|USA}} Jimmy Connors (semifinals)
  2. {{flagicon|USA}} Roscoe Tanner (second round, withdrew)
  3. {{flagicon|USA}} Gene Mayer (champion)
  4. {{flagicon|FRA}} Yannick Noah (third round)
  5. {{flagicon|USA}} Brian Gottfried (second round)
  6. {{flagicon|RSA|1928}} Johan Kriek (second round)
  7. {{flagicon|USA}} Harold Solomon (first round)
  8. {{flagicon|USA}} Stan Smith (second round)
  9. {{flagicon|TCH}} Tomáš Šmíd (second round)
  10. {{flagicon|USA}} Fritz Buehning (third round, withdrew)
  11. {{flagicon|USA}} Sandy Mayer (final)
  12. {{flagicon|FRG}} Rolf Gehring (second round)
  13. {{flagicon|USA}} Tim Mayotte (third round)
  14. {{flagicon|USA}} Robert Lutz (second round)
  15. {{flagicon|RSA|1928}} Kevin Curren (second round)
  16. {{flagicon|BRA|1968}} Carlos Kirmayr (second round)

{{colend}}

Draw

{{Draw key}}

=Finals=

{{4TeamBracket-Tennis3

|RD1=Semifinals

|RD2=Final

|team-width=175

| RD1-seed1=1

| RD1-team1={{flagicon|USA}} Jimmy Connors

| RD1-score1-1=3

| RD1-score1-2=3

| RD1-score1-3= 

| RD1-seed2=11

| RD1-team2={{flagicon|USA}} Sandy Mayer

| RD1-score2-1=6

| RD1-score2-2=6

| RD1-score2-3= 

| RD1-seed3=3

| RD1-team3={{flagicon|USA}} Gene Mayer

| RD1-score3-1=6

| RD1-score3-2=6

| RD1-score3-3= 

| RD1-seed4= 

| RD1-team4={{flagicon|USA}} Hank Pfister

| RD1-score4-1=3

| RD1-score4-2=2

| RD1-score4-3= 

| RD2-seed1=11

| RD2-team1={{flagicon|USA}} Sandy Mayer

| RD2-score1-1=4

| RD2-score1-2=2

| RD2-score1-3= 

| RD2-seed2=3

| RD2-team2={{flagicon|USA}} Gene Mayer

| RD2-score2-1=6

| RD2-score2-2=6

| RD2-score2-3= 

}}

=Top half=

==Section 1==

{{16TeamBracket-Compact-Tennis3-Byes

| RD1=First round

| RD2=Second round

| RD3=Third round

| RD4=Quarterfinals

| RD1-seed01=1

| RD1-team01={{flagicon|USA}} J Connors

| RD1-score01-1=6

| RD1-score01-2=6

| RD1-score01-3= 

| RD1-seed02= 

| RD1-team02={{flagicon|USA}} J Borowiak

| RD1-score02-1=0

| RD1-score02-2=2

| RD1-score02-3= 

| RD1-seed03= 

| RD1-team03={{flagicon|TCH}} J Granát

| RD1-score03-1=6

| RD1-score03-2=4

| RD1-score03-3=7

| RD1-seed04= 

| RD1-team04={{flagicon|USA}} E Fromm

| RD1-score04-1=4

| RD1-score04-2=6

| RD1-score04-3=6

| RD1-seed05= 

| RD1-team05={{flagicon|ISR}} S Glickstein

| RD1-score05-1=6

| RD1-score05-2=1

| RD1-score05-3=6

| RD1-seed06= 

| RD1-team06={{flagicon|BRA|1968}} J Soares

| RD1-score06-1=3

| RD1-score06-2=6

| RD1-score06-3=3

| RD1-seed07= 

| RD1-team07={{flagicon|USA}} F Taygan

| RD1-score07-1=4

| RD1-score07-2=4

| RD1-score07-3= 

| RD1-seed08=9

| RD1-team08={{flagicon|TCH}} T Šmíd

| RD1-score08-1=6

| RD1-score08-2=6

| RD1-score08-3= 

| RD1-seed09=14

| RD1-team09={{flagicon|USA}} R Lutz

| RD1-score09-1=6

| RD1-score09-2=7

| RD1-score09-3= 

| RD1-seed10= 

| RD1-team10={{flagicon|NZL}} J Simpson

| RD1-score10-1=3

| RD1-score10-2=6

| RD1-score10-3= 

| RD1-seed11= 

| RD1-team11={{flagicon|USA}} B Testerman

| RD1-score11-1=6

| RD1-score11-2=5

| RD1-score11-3=2

| RD1-seed12= 

| RD1-team12={{flagicon|USA}} N Saviano

| RD1-score12-1=0

| RD1-score12-2=7

| RD1-score12-3=6

| RD1-seed13= 

| RD1-team13={{flagicon|FRA}} G Moretton

| RD1-score13-1=6

| RD1-score13-2=7

| RD1-score13-3= 

| RD1-seed14= 

| RD1-team14={{flagicon|USA}} V Amaya

| RD1-score14-1=3

| RD1-score14-2=6

| RD1-score14-3= 

| RD1-seed15= 

| RD1-team15={{flagicon|ROU|1965}} I Năstase

| RD1-score15-1=6

| RD1-score15-2=6

| RD1-score15-3= 

| RD1-seed16=7

| RD1-team16={{flagicon|USA}} H Solomon

| RD1-score16-1=4

| RD1-score16-2=3

| RD1-score16-3= 

| RD2-seed01=1

| RD2-team01={{flagicon|USA}} J Connors

| RD2-score01-1=6

| RD2-score01-2=6

| RD2-score01-3= 

| RD2-seed02= 

| RD2-team02={{flagicon|TCH}} J Granát

| RD2-score02-1=2

| RD2-score02-2=1

| RD2-score02-3= 

| RD2-seed03= 

| RD2-team03={{flagicon|ISR}} S Glickstein

| RD2-score03-1=7

| RD2-score03-2=6

| RD2-score03-3= 

| RD2-seed04=9

| RD2-team04={{flagicon|TCH}} T Šmíd

| RD2-score04-1=6

| RD2-score04-2=4

| RD2-score04-3= 

| RD2-seed05=14

| RD2-team05={{flagicon|USA}} R Lutz

| RD2-score05-1=3

| RD2-score05-2=4

| RD2-score05-3= 

| RD2-seed06= 

| RD2-team06={{flagicon|USA}} N Saviano

| RD2-score06-1=6

| RD2-score06-2=6

| RD2-score06-3= 

| RD2-seed07= 

| RD2-team07={{flagicon|FRA}} G Moretton

| RD2-score07-1=6

| RD2-score07-2=4

| RD2-score07-3=1

| RD2-seed08= 

| RD2-team08={{flagicon|ROU|1965}} I Năstase

| RD2-score08-1=1

| RD2-score08-2=6

| RD2-score08-3=6

| RD3-seed01=1

| RD3-team01={{flagicon|USA}} J Connors

| RD3-score01-1=6

| RD3-score01-2=7

| RD3-score01-3=6

| RD3-seed02= 

| RD3-team02={{flagicon|ISR}} S Glickstein

| RD3-score02-1=7

| RD3-score02-2=5

| RD3-score02-3=1

| RD3-seed03= 

| RD3-team03={{flagicon|USA}} N Saviano

| RD3-score03-1=7

| RD3-score03-2=6

| RD3-score03-3= 

| RD3-seed04= 

| RD3-team04={{flagicon|ROU|1965}} I Năstase

| RD3-score04-1=5

| RD3-score04-2=2

| RD3-score04-3= 

| RD4-seed01=1

| RD4-team01={{flagicon|USA}} J Connors

| RD4-score01-1=6

| RD4-score01-2=6

| RD4-score01-3= 

| RD4-seed02= 

| RD4-team02={{flagicon|USA}} N Saviano

| RD4-score02-1=3

| RD4-score02-2=4

| RD4-score02-3= 

}}

==Section 2==

{{16TeamBracket-Compact-Tennis3-Byes

| RD1=First round

| RD2=Second round

| RD3=Third round

| RD4=Quarterfinals

| RD1-seed01=4

| RD1-team01={{flagicon|FRA}} Y Noah

| RD1-score01-1=2

| RD1-score01-2=6

| RD1-score01-3=6

| RD1-seed02= 

| RD1-team02={{flagicon|SWE}} H Sundström

| RD1-score02-1=6

| RD1-score02-2=2

| RD1-score02-3=3

| RD1-seed03= 

| RD1-team03={{flagicon|SWE}} J Nyström

| RD1-score03-1=4

| RD1-score03-2=6

| RD1-score03-3=6

| RD1-seed04= 

| RD1-team04={{flagicon|SWE}} J Norbäck

| RD1-score04-1=6

| RD1-score04-2=3

| RD1-score04-3=2

| RD1-seed05= 

| RD1-team05={{flagicon|USA}} S Meister

| RD1-score05-1=4

| RD1-score05-2=1

| RD1-score05-3= 

| RD1-seed06= 

| RD1-team06={{flagicon|SWE}} J Gunnarsson

| RD1-score06-1=6

| RD1-score06-2=6

| RD1-score06-3= 

| RD1-seed07= 

| RD1-team07={{flagicon|USA}} T Waltke

| RD1-score07-1=3

| RD1-score07-2=1

| RD1-score07-3= 

| RD1-seed08=11

| RD1-team08={{flagicon|USA}} S Mayer

| RD1-score08-1=6

| RD1-score08-2=6

| RD1-score08-3= 

| RD1-seed09=16

| RD1-team09={{flagicon|BRA|1968}} C Kirmayr

| RD1-score09-1=4

| RD1-score09-2=6

| RD1-score09-3=7

| RD1-seed10= 

| RD1-team10={{flagicon|SWE}} T Högstedt

| RD1-score10-1=6

| RD1-score10-2=4

| RD1-score10-3=5

| RD1-seed11= 

| RD1-team11={{flagicon|FRG}} H-D Beutel

| RD1-score11-1=6

| RD1-score11-2=6

| RD1-score11-3= 

| RD1-seed12= 

| RD1-team12={{flagicon|FRA}} C Roger-Vasselin

| RD1-score12-1=2

| RD1-score12-2=3

| RD1-score12-3= 

| RD1-seed13= 

| RD1-team13={{flagicon|SWE}} S Svensson

| RD1-score13-1=2

| RD1-score13-2=6

| RD1-score13-3= 

| RD1-seed14= 

| RD1-team14={{flagicon|FRG}} P Elter

| RD1-score14-1=6

| RD1-score14-2=7

| RD1-score14-3= 

| RD1-seed15= 

| RD1-team15={{flagicon|FRA}} P Portes

| RD1-score15-1=4

| RD1-score15-2=5

| RD1-score15-3= 

| RD1-seed16=6

| RD1-team16={{flagicon|RSA|1928}} J Kriek

| RD1-score16-1=6

| RD1-score16-2=7

| RD1-score16-3= 

| RD2-seed01=4

| RD2-team01={{flagicon|FRA}} Y Noah

| RD2-score01-1=6

| RD2-score01-2=4

| RD2-score01-3=6

| RD2-seed02= 

| RD2-team02={{flagicon|SWE}} J Nyström

| RD2-score02-1=2

| RD2-score02-2=6

| RD2-score02-3=4

| RD2-seed03= 

| RD2-team03={{flagicon|SWE}} J Gunnarsson

| RD2-score03-1=6

| RD2-score03-2=3

| RD2-score03-3=3

| RD2-seed04=11

| RD2-team04={{flagicon|USA}} S Mayer

| RD2-score04-1=4

| RD2-score04-2=6

| RD2-score04-3=6

| RD2-seed05=16

| RD2-team05={{flagicon|BRA|1968}} C Kirmayr

| RD2-score05-1=4

| RD2-score05-2=4

| RD2-score05-3= 

| RD2-seed06= 

| RD2-team06={{flagicon|FRG}} H-D Beutel

| RD2-score06-1=6

| RD2-score06-2=6

| RD2-score06-3= 

| RD2-seed07= 

| RD2-team07={{flagicon|FRG}} P Elter

| RD2-score07-1=7

| RD2-score07-2=6

| RD2-score07-3= 

| RD2-seed08=6

| RD2-team08={{flagicon|RSA|1928}} J Kriek

| RD2-score08-1=6

| RD2-score08-2=2

| RD2-score08-3= 

| RD3-seed01=4

| RD3-team01={{flagicon|FRA}} Y Noah

| RD3-score01-1=2

| RD3-score01-2=2

| RD3-score01-3= 

| RD3-seed02=11

| RD3-team02={{flagicon|USA}} S Mayer

| RD3-score02-1=6

| RD3-score02-2=6

| RD3-score02-3= 

| RD3-seed03= 

| RD3-team03={{flagicon|FRG}} H-D Beutel

| RD3-score03-1=3

| RD3-score03-2=4

| RD3-score03-3= 

| RD3-seed04= 

| RD3-team04={{flagicon|FRG}} P Elter

| RD3-score04-1=6

| RD3-score04-2=6

| RD3-score04-3= 

| RD4-seed01=11

| RD4-team01={{flagicon|USA}} S Mayer

| RD4-score01-1=6

| RD4-score01-2=3

| RD4-score01-3=6

| RD4-seed02= 

| RD4-team02={{flagicon|FRG}} P Elter

| RD4-score02-1=2

| RD4-score02-2=6

| RD4-score02-3=1

}}

=Bottom half=

==Section 3==

{{16TeamBracket-Compact-Tennis3-Byes

| RD1=First round

| RD2=Second round

| RD3=Third round

| RD4=Quarterfinals

| RD1-seed01=8

| RD1-team01={{flagicon|USA}} S Smith

| RD1-score01-1=6

| RD1-score01-2=6

| RD1-score01-3= 

| RD1-seed02= 

| RD1-team02={{flagicon|USA}} P Rennert

| RD1-score02-1=3

| RD1-score02-2=4

| RD1-score02-3= 

| RD1-seed03= 

| RD1-team03={{flagicon|TCH}} S Birner

| RD1-score03-1=6

| RD1-score03-2=1

| RD1-score03-3=3

| RD1-seed04= 

| RD1-team04={{flagicon|SWE}} M Wilander

| RD1-score04-1=4

| RD1-score04-2=6

| RD1-score04-3=6

| RD1-seed05= 

| RD1-team05={{flagicon|USA}} T Giammalva

| RD1-score05-1=6

| RD1-score05-2=6

| RD1-score05-3= 

| RD1-seed06= 

| RD1-team06={{flagicon|USA}} R Meyer

| RD1-score06-1=3

| RD1-score06-2=2

| RD1-score06-3= 

| RD1-seed07= 

| RD1-team07={{flagicon|USA}} C Leeds

| RD1-score07-1=5

| RD1-score07-2=4

| RD1-score07-3= 

| RD1-seed08=13

| RD1-team08={{flagicon|USA}} T Mayotte

| RD1-score08-1=7

| RD1-score08-2=6

| RD1-score08-3= 

| RD1-seed09=10

| RD1-team09={{flagicon|USA}} F Buehning

| RD1-score09-1=6

| RD1-score09-2=6

| RD1-score09-3= 

| RD1-seed10= 

| RD1-team10={{flagicon|USA}} T Wilkison

| RD1-score10-1=2

| RD1-score10-2=3

| RD1-score10-3= 

| RD1-seed11= 

| RD1-team11={{flagicon|SWE}} S Simonsson

| RD1-score11-1=5

| RD1-score11-2=6

| RD1-score11-3=1

| RD1-seed12= 

| RD1-team12={{flagicon|USA}} S Giammalva Jr.

| RD1-score12-1=7

| RD1-score12-2=1

| RD1-score12-3=6

| RD1-seed13= 

| RD1-team13={{flagicon|FRA}} T Tulasne

| RD1-score13-1=4

| RD1-score13-2=3

| RD1-score13-3= 

| RD1-seed14= 

| RD1-team14={{flagicon|SWE}} A Järryd

| RD1-score14-1=6

| RD1-score14-2=6

| RD1-score14-3= 

| RD1-seed15= 

| RD1-team15={{flagicon|USA}} P Fleming

| RD1-score15-1=4

| RD1-score15-2=1

| RD1-score15-3= 

| RD1-seed16=3

| RD1-team16={{flagicon|USA}} G Mayer

| RD1-score16-1=6

| RD1-score16-2=6

| RD1-score16-3= 

| RD2-seed01=8

| RD2-team01={{flagicon|USA}} S Smith

| RD2-score01-1=6

| RD2-score01-2=2

| RD2-score01-3= 

| RD2-seed02= 

| RD2-team02={{flagicon|SWE}} M Wilander

| RD2-score02-1=7

| RD2-score02-2=6

| RD2-score02-3= 

| RD2-seed03= 

| RD2-team03={{flagicon|USA}} T Giammalva

| RD2-score03-1=3

| RD2-score03-2=1

| RD2-score03-3= 

| RD2-seed04=13

| RD2-team04={{flagicon|USA}} T Mayotte

| RD2-score04-1=6

| RD2-score04-2=6

| RD2-score04-3= 

| RD2-seed05=10

| RD2-team05={{flagicon|USA}} F Buehning

| RD2-score05-1=7

| RD2-score05-2=6

| RD2-score05-3= 

| RD2-seed06= 

| RD2-team06={{flagicon|USA}} S Giammalva Jr.

| RD2-score06-1=6

| RD2-score06-2=4

| RD2-score06-3= 

| RD2-seed07= 

| RD2-team07={{flagicon|SWE}} A Järryd

| RD2-score07-1=1

| RD2-score07-2=2

| RD2-score07-3= 

| RD2-seed08=3

| RD2-team08={{flagicon|USA}} G Mayer

| RD2-score08-1=6

| RD2-score08-2=6

| RD2-score08-3= 

| RD3-seed01= 

| RD3-team01={{flagicon|SWE}} M Wilander

| RD3-score01-1=6

| RD3-score01-2=6

| RD3-score01-3= 

| RD3-seed02=13

| RD3-team02={{flagicon|USA}} T Mayotte

| RD3-score02-1=4

| RD3-score02-2=2

| RD3-score02-3= 

| RD3-seed03=10

| RD3-team03={{flagicon|USA}} F Buehning

| RD3-score03-1= 

| RD3-score03-2= 

| RD3-score03-3= 

| RD3-seed04=3

| RD3-team04={{flagicon|USA}} G Mayer

| RD3-score04-1=w/o

| RD3-score04-2= 

| RD3-score04-3= 

| RD4-seed01= 

| RD4-team01={{flagicon|SWE}} M Wilander

| RD4-score01-1=2

| RD4-score01-2=3

| RD4-score01-3= 

| RD4-seed02=3

| RD4-team02={{flagicon|USA}} G Mayer

| RD4-score02-1=6

| RD4-score02-2=6

| RD4-score02-3= 

}}

==Section 4==

{{16TeamBracket-Compact-Tennis3-Byes

| RD1=First round

| RD2=Second round

| RD3=Third round

| RD4=Quarterfinals

| RD1-seed01=5

| RD1-team01={{flagicon|USA}} B Gottfried

| RD1-score01-1=6

| RD1-score01-2=6

| RD1-score01-3= 

| RD1-seed02= 

| RD1-team02={{flagicon|USA}} D Siegler

| RD1-score02-1=1

| RD1-score02-2=2

| RD1-score02-3= 

| RD1-seed03= 

| RD1-team03={{flagicon|SWE}} P Hjertquist

| RD1-score03-1=3

| RD1-score03-2=4

| RD1-score03-3= 

| RD1-seed04= 

| RD1-team04={{flagicon|USA}} H Pfister

| RD1-score04-1=6

| RD1-score04-2=6

| RD1-score04-3= 

| RD1-seed05= 

| RD1-team05={{flagicon|NED}} T Okker

| RD1-score05-1=3

| RD1-score05-2=2

| RD1-score05-3= 

| RD1-seed06= 

| RD1-team06={{flagicon|USA}} T Gullikson

| RD1-score06-1=6

| RD1-score06-2=6

| RD1-score06-3= 

| RD1-seed07= 

| RD1-team07={{flagicon|SWE}} H Simonsson

| RD1-score07-1=6

| RD1-score07-2=2

| RD1-score07-3= 

| RD1-seed08=12

| RD1-team08={{flagicon|FRG}} R Gehring

| RD1-score08-1=7

| RD1-score08-2=6

| RD1-score08-3= 

| RD1-seed09=15

| RD1-team09={{flagicon|RSA|1928}} K Curren

| RD1-score09-1=6

| RD1-score09-2=6

| RD1-score09-3= 

| RD1-seed10= 

| RD1-team10={{flagicon|RSA|1928}} E Edwards

| RD1-score10-1=3

| RD1-score10-2=1

| RD1-score10-3= 

| RD1-seed11= 

| RD1-team11={{flagicon|IRL}} M Doyle

| RD1-score11-1=6

| RD1-score11-2=6

| RD1-score11-3= 

| RD1-seed12= 

| RD1-team12={{flagicon|USA}} J Hayes

| RD1-score12-1=3

| RD1-score12-2=1

| RD1-score12-3= 

| RD1-seed13= 

| RD1-team13={{flagicon|USA}} S Denton

| RD1-score13-1=7

| RD1-score13-2=6

| RD1-score13-3= 

| RD1-seed14= 

| RD1-team14={{flagicon|ESP|1977}} Á Giménez

| RD1-score14-1=5

| RD1-score14-2=4

| RD1-score14-3= 

| RD1-seed15= 

| RD1-team15={{flagicon|FRG}} K Eberhard

| RD1-score15-1=3

| RD1-score15-2=3

| RD1-score15-3= 

| RD1-seed16=2

| RD1-team16={{flagicon|USA}} R Tanner

| RD1-score16-1=6

| RD1-score16-2=6

| RD1-score16-3= 

| RD2-seed01=5

| RD2-team01={{flagicon|USA}} B Gottfried

| RD2-score01-1=3

| RD2-score01-2=6

| RD2-score01-3=2

| RD2-seed02= 

| RD2-team02={{flagicon|USA}} H Pfister

| RD2-score02-1=6

| RD2-score02-2=1

| RD2-score02-3=6

| RD2-seed03= 

| RD2-team03={{flagicon|USA}} T Gullikson

| RD2-score03-1=4

| RD2-score03-2=6

| RD2-score03-3=6

| RD2-seed04=12

| RD2-team04={{flagicon|FRG}} R Gehring

| RD2-score04-1=6

| RD2-score04-2=4

| RD2-score04-3=3

| RD2-seed05=15

| RD2-team05={{flagicon|RSA|1928}} K Curren

| RD2-score05-1=2

| RD2-score05-2=3

| RD2-score05-3= 

| RD2-seed06= 

| RD2-team06={{flagicon|IRL}} M Doyle

| RD2-score06-1=6

| RD2-score06-2=6

| RD2-score06-3= 

| RD2-seed07= 

| RD2-team07={{flagicon|USA}} S Denton

| RD2-score07-1=w/o

| RD2-score07-2= 

| RD2-score07-3= 

| RD2-seed08=2

| RD2-team08={{flagicon|USA}} R Tanner

| RD2-score08-1= 

| RD2-score08-2= 

| RD2-score08-3= 

| RD3-seed01= 

| RD3-team01={{flagicon|USA}} H Pfister

| RD3-score01-1=5

| RD3-score01-2=7

| RD3-score01-3=6

| RD3-seed02= 

| RD3-team02={{flagicon|USA}} T Gullikson

| RD3-score02-1=7

| RD3-score02-2=6

| RD3-score02-3=4

| RD3-seed03= 

| RD3-team03={{flagicon|IRL}} M Doyle

| RD3-score03-1=6

| RD3-score03-2=6

| RD3-score03-3= 

| RD3-seed04= 

| RD3-team04={{flagicon|USA}} S Denton

| RD3-score04-1=4

| RD3-score04-2=3

| RD3-score04-3= 

| RD4-seed01= 

| RD4-team01={{flagicon|USA}} H Pfister

| RD4-score01-1=6

| RD4-score01-2=6

| RD4-score01-3= 

| RD4-seed02= 

| RD4-team02={{flagicon|IRL}} M Doyle

| RD4-score02-1=4

| RD4-score02-2=3

| RD4-score02-3= 

}}