1991 U.S. Men's Clay Court Championships – Singles

{{Use mdy dates|date=August 2023}}

{{Tennis events|1991|U.S. Men's Clay Court Championships|

| defchamp =

| champ = {{flagicon|PER}} Jaime Yzaga

| runner = {{flagicon|USA}} Jimmy Arias

| score = 6–3, 7–5

| draw = 32

| seeds = 8

| edition =

| type = singles doubles

}}

David Wheaton was the defending champion, but lost in the quarterfinals this year.

Jaime Yzaga won the title, defeating Jimmy Arias 6–3, 7–5 in the final.{{cite book|title=The International Tennis Federation World of Tennis 1992|year=1992|publisher=CollinsWillow|location=London|isbn=9780002184304|page=118, 136|editor=John Barrett}}

Seeds

A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.

{{colbegin}}

  1. {{flagicon|USA}} Michael Chang (quarterfinals)
  2. {{flagicon|USA}} Derrick Rostagno (first round)
  3. {{flagicon|USA}} David Wheaton (quarterfinals)
  4. {{flagicon|USA}} Richey Reneberg (quarterfinals)
  5. {{flagicon|USA}} Jimmy Arias (final)
  6. {{flagicon|USA}} Scott Davis (first round)
  7. {{flagicon|PER}} Jaime Yzaga (champion)
  8. {{flagicon|USA}} David Pate (first round)

{{colend}}

Draw

{{Draw key}}

{{32TeamBracket-Tennis3

| RD1=First round

| RD2=Second round

| RD3=Quarterfinals

| RD4=Semifinals

| RD5=Final

| RD1-seed01=1

| RD1-team01={{flagicon|USA}} M Chang

| RD1-score01-1=6

| RD1-score01-2=7

| RD1-score01-3= 

| RD1-seed02= 

| RD1-team02={{flagicon|SWE}} N Kroon

| RD1-score02-1=0

| RD1-score02-2=5

| RD1-score02-3= 

| RD1-seed03= 

| RD1-team03={{flagicon|USA}} B Shelton

| RD1-score03-1=6

| RD1-score03-2=6

| RD1-score03-3= 

| RD1-seed04= 

| RD1-team04={{flagicon|ITA}} S Pescosolido

| RD1-score04-1=2

| RD1-score04-2=2

| RD1-score04-3= 

| RD1-seed05= 

| RD1-team05={{flagicon|CAN}} A Sznajder

| RD1-score05-1=1

| RD1-score05-2=6

| RD1-score05-3=4

| RD1-seed06=Q

| RD1-team06={{flagicon|USA}} J Brown

| RD1-score06-1=6

| RD1-score06-2=3

| RD1-score06-3=6

| RD1-seed07= 

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

| RD1-score07-1=66

| RD1-score07-2=3

| RD1-score07-3= 

| RD1-seed08=7

| RD1-team08={{flagicon|PER}} J Yzaga

| RD1-score08-1=78

| RD1-score08-2=6

| RD1-score08-3= 

| RD1-seed09=3

| RD1-team09={{flagicon|USA}} D Wheaton

| RD1-score09-1=6

| RD1-score09-2=6

| RD1-score09-3= 

| RD1-seed10= 

| RD1-team10={{flagicon|USA}} C Adams

| RD1-score10-1=4

| RD1-score10-2=3

| RD1-score10-3= 

| RD1-seed11=WC

| RD1-team11={{flagicon|USA}} J Pugh

| RD1-score11-1=1

| RD1-score11-2=3

| RD1-score11-3= 

| RD1-seed12= 

| RD1-team12={{flagicon|CSK}} P Korda

| RD1-score12-1=6

| RD1-score12-2=6

| RD1-score12-3= 

| RD1-seed13=WC

| RD1-team13={{flagicon|USA}} R Leach

| RD1-score13-1=1

| RD1-score13-2=64

| RD1-score13-3= 

| RD1-seed14= 

| RD1-team14={{flagicon|USA}} M Washington

| RD1-score14-1=6

| RD1-score14-2=77

| RD1-score14-3= 

| RD1-seed15= 

| RD1-team15={{flagicon|DEU}} C Saceanu

| RD1-score15-1=6

| RD1-score15-2=3

| RD1-score15-3=6

| RD1-seed16=6

| RD1-team16={{flagicon|USA}} S Davis

| RD1-score16-1=1

| RD1-score16-2=6

| RD1-score16-3=0

| RD1-seed17=5

| RD1-team17={{flagicon|USA}} J Arias

| RD1-score17-1=6

| RD1-score17-2=6

| RD1-score17-3= 

| RD1-seed18= 

| RD1-team18={{flagicon|SWE}} T Högstedt

| RD1-score18-1=3

| RD1-score18-2=3

| RD1-score18-3= 

| RD1-seed19= 

| RD1-team19={{flagicon|USA}} J Tarango

| RD1-score19-1=4

| RD1-score19-2=2

| RD1-score19-3= 

| RD1-seed20= 

| RD1-team20={{flagicon|URU}} D Pérez

| RD1-score20-1=6

| RD1-score20-2=6

| RD1-score20-3= 

| RD1-seed21=WC

| RD1-team21={{flagicon|SWE}} M Pernfors

| RD1-score21-1=4

| RD1-score21-2=4

| RD1-score21-3= 

| RD1-seed22=Q

| RD1-team22={{flagicon|CAN}} M Wostenholme

| RD1-score22-1=6

| RD1-score22-2=6

| RD1-score22-3= 

| RD1-seed23=Q

| RD1-team23={{flagicon|ECU}} R Viver

| RD1-score23-1=4

| RD1-score23-2=5

| RD1-score23-3= 

| RD1-seed24=4

| RD1-team24={{flagicon|USA}} R Reneberg

| RD1-score24-1=6

| RD1-score24-2=7

| RD1-score24-3= 

| RD1-seed25=8

| RD1-team25={{flagicon|USA}} D Pate

| RD1-score25-1=6

| RD1-score25-2=3

| RD1-score25-3=63

| RD1-seed26= 

| RD1-team26={{flagicon|USA}} B Pearce

| RD1-score26-1=3

| RD1-score26-2=6

| RD1-score26-3=77

| RD1-seed27= 

| RD1-team27={{flagicon|USA}} B Garrow

| RD1-score27-1=63

| RD1-score27-2=3

| RD1-score27-3= 

| RD1-seed28=Q

| RD1-team28={{flagicon|ARG}} J Frana

| RD1-score28-1=77

| RD1-score28-2=6

| RD1-score28-3= 

| RD1-seed29= 

| RD1-team29={{flagicon|ITA}} D Nargiso

| RD1-score29-1=6

| RD1-score29-2=77

| RD1-score29-3= 

| RD1-seed30= 

| RD1-team30={{flagicon|NZL}} K Evernden

| RD1-score30-1=2

| RD1-score30-2=63

| RD1-score30-3= 

| RD1-seed31= 

| RD1-team31={{flagicon|PER}} P Arraya

| RD1-score31-1=77

| RD1-score31-2=6

| RD1-score31-3= 

| RD1-seed32=2

| RD1-team32={{flagicon|USA}} D Rostagno

| RD1-score32-1=63

| RD1-score32-2=3

| RD1-score32-3= 

| RD2-seed01=1

| RD2-team01={{flagicon|USA}} M Chang

| RD2-score01-1=65

| RD2-score01-2=6

| RD2-score01-3=7

| RD2-seed02= 

| RD2-team02={{flagicon|USA}} B Shelton

| RD2-score02-1=77

| RD2-score02-2=4

| RD2-score02-3=5

| RD2-seed03=Q

| RD2-team03={{flagicon|USA}} J Brown

| RD2-score03-1=4

| RD2-score03-2=4

| RD2-score03-3= 

| RD2-seed04=7

| RD2-team04={{flagicon|PER}} J Yzaga

| RD2-score04-1=6

| RD2-score04-2=6

| RD2-score04-3= 

| RD2-seed05=3

| RD2-team05={{flagicon|USA}} D Wheaton

| RD2-score05-1=6

| RD2-score05-2=6

| RD2-score05-3= 

| RD2-seed06= 

| RD2-team06={{flagicon|CSK}} P Korda

| RD2-score06-1=3

| RD2-score06-2=4

| RD2-score06-3= 

| RD2-seed07= 

| RD2-team07={{flagicon|USA}} M Washington

| RD2-score07-1=6

| RD2-score07-2=6

| RD2-score07-3= 

| RD2-seed08= 

| RD2-team08={{flagicon|FRG}} C Saceanu

| RD2-score08-1=3

| RD2-score08-2=4

| RD2-score08-3= 

| RD2-seed09=5

| RD2-team09={{flagicon|USA}} J Arias

| RD2-score09-1=6

| RD2-score09-2=6

| RD2-score09-3= 

| RD2-seed10= 

| RD2-team10={{flagicon|URU}} D Pérez

| RD2-score10-1=1

| RD2-score10-2=4

| RD2-score10-3= 

| RD2-seed11=Q

| RD2-team11={{flagicon|CAN}} M Wostenholme

| RD2-score11-1=6

| RD2-score11-2=0

| RD2-score11-3=3

| RD2-seed12=4

| RD2-team12={{flagicon|USA}} R Reneberg

| RD2-score12-1=4

| RD2-score12-2=6

| RD2-score12-3=6

| RD2-seed13= 

| RD2-team13={{flagicon|USA}} B Pearce

| RD2-score13-1=4

| RD2-score13-2=2

| RD2-score13-3= 

| RD2-seed14=Q

| RD2-team14={{flagicon|ARG}} J Frana

| RD2-score14-1=6

| RD2-score14-2=6

| RD2-score14-3= 

| RD2-seed15= 

| RD2-team15={{flagicon|ITA}} D Nargiso

| RD2-score15-1=6

| RD2-score15-2=4

| RD2-score15-3=63

| RD2-seed16= 

| RD2-team16={{flagicon|PER}} P Arraya

| RD2-score16-1=2

| RD2-score16-2=6

| RD2-score16-3=77

| RD3-seed01=1

| RD3-team01={{flagicon|USA}} M Chang

| RD3-score01-1=60

| RD3-score01-2=1

| RD3-score01-3= 

| RD3-seed02=7

| RD3-team02={{flagicon|PER}} J Yzaga

| RD3-score02-1=77

| RD3-score02-2=6

| RD3-score02-3= 

| RD3-seed03=3

| RD3-team03={{flagicon|USA}} D Wheaton

| RD3-score03-1=77

| RD3-score03-2=1

| RD3-score03-3=2

| RD3-seed04= 

| RD3-team04={{flagicon|USA}} M Washington

| RD3-score04-1=63

| RD3-score04-2=6

| RD3-score04-3=6

| RD3-seed05=5

| RD3-team05={{flagicon|USA}} J Arias

| RD3-score05-1=6

| RD3-score05-2=6

| RD3-score05-3= 

| RD3-seed06=4

| RD3-team06={{flagicon|USA}} R Reneberg

| RD3-score06-1=4

| RD3-score06-2=2

| RD3-score06-3= 

| RD3-seed07=Q

| RD3-team07={{flagicon|ARG}} J Frana

| RD3-score07-1=6

| RD3-score07-2= 

| RD3-score07-3= 

| RD3-seed08= 

| RD3-team08={{flagicon|PER}} P Arraya

| RD3-score08-1=4

| RD3-score08-2=r

| RD3-score08-3= 

| RD4-seed01=7

| RD4-team01={{flagicon|PER}} J Yzaga

| RD4-score01-1=7

| RD4-score01-2=6

| RD4-score01-3= 

| RD4-seed02= 

| RD4-team02={{flagicon|USA}} M Washington

| RD4-score02-1=5

| RD4-score02-2=2

| RD4-score02-3= 

| RD4-seed03=5

| RD4-team03={{flagicon|USA}} J Arias

| RD4-score03-1=3

| RD4-score03-2=6

| RD4-score03-3=7

| RD4-seed04=Q

| RD4-team04={{flagicon|ARG}} J Frana

| RD4-score04-1=6

| RD4-score04-2=3

| RD4-score04-3=5

| RD5-seed01=7

| RD5-team01={{flagicon|PER}} Jaime Yzaga

| RD5-score01-1=6

| RD5-score01-2=7

| RD5-score01-3= 

| RD5-seed02=5

| RD5-team02={{flagicon|USA}} Jimmy Arias

| RD5-score02-1=3

| RD5-score02-2=5

| RD5-score02-3= 

}}

References

{{reflist}}